Publications (139)
Automatic Detection and Analysis of Singing Mistakes for Music Pedagogy
Sumit Kumar, Suraj Jaiswal, Parampreet Singh +1
The advancement of machine learning in audio analysis has opened new possibilities for technology-enhanced music education. This paper introduces a framework for automatic singing…
Nitrogen-Doped TiCT Coated with a Molecularly Imprinted Polymer as Efficient Cathode Material for Lithium-Sulfur Batteries
Feng Yan, Liqiang Lu, Chongan Ye +12
Due to their high energy density (2600 Wh/kg), low cost, and low environmental impact, lithium-sulfur batteries are considered a promising alternative to lithium-ion batteries. How…
Microwave single-tone optomechanics in the classical regime
Ilya Golokolenov, Dylan Cattiaux, Sumit Kumar +4
We report on the quantitative experimental illustration of elementary optomechanics within the classical regime. All measurements are performed in a commercial dilution refrigerato…
Energy Aware Clustering Protocol(EACP) For Heterogeneous WSNs
Surender Kumar, Sumit Kumar, Bharat Bhushan
Energy saving to prolong the network life is an important design issue while developing a new routing protocol for wireless sensor network. Clustering is a key technique for this a…
A Complete Characterization of Regular Inclusions of Finite Dimensional -algebras
Keshab Chandra Bakshi, Indrajit Ghosh, Sumit Kumar
We give a complete characterization of regular (in the sense of Kumjian and Renault) unital inclusions of finite-dimensional -algebras. For subalgebras $\bigoplus_j( \mathbb{M…
LEAN: Light and Efficient Audio Classification Network
Shwetank Choudhary, CR Karthik, Punuru Sri Lakshmi +1
Over the past few years, audio classification task on large-scale dataset such as AudioSet has been an important research area. Several deeper Convolution-based Neural networks hav…
Generative AI for CAD Automation: Leveraging Large Language Models for 3D Modelling
Sumit Kumar, Sarthak Kapoor, Harsh Vardhan +1
Large Language Models (LLMs) are revolutionizing industries by enhancing efficiency, scalability, and innovation. This paper investigates the potential of LLMs in automating Comput…
ECHO: Environmental Sound Classification with Hierarchical Ontology-guided Semi-Supervised Learning
Pranav Gupta, Raunak Sharma, Rashmi Kumari +5
Environment Sound Classification has been a well-studied research problem in the field of signal processing and up till now more focus has been laid on fully supervised approaches.…
Thermal coupling of silicon oscillators in cryogen-free dilution refrigerators
David Schmoranzer, Sumit Kumar, Annina Luck +5
Silicon double paddle osillators (DPO) have been successfully used for measuring the elastic properties of amorphous films down to 10 mK (see for example \cite{Fefferman16,Liu14}).…
Full-Duplex eNodeB and UE Design for 5G Networks
Chandan Pradhan, Kunal Sankhe, Sumit Kumar +1
The recent progress in the area of self-interference cancellation (SIC) design has enabled the development of full-duplex (FD) single and multiple antenna systems. In this paper, w…
Ab-initio investigations of novel potential all-d metal Heusler alloys CoMnNb
Sumit Kumar, Diwaker, Vivek Kumar +2
In this study, we employ the Wien2k code to conduct ab-initio study of a novel potential all-d-metal Heusler alloy CoMnNb. The analysis utilizes the comparison of local spin de…
GWTC-5.0: Observations from the Second Part of the Fourth LIGO-Virgo-KAGRA Observing Run and Updates to the Gravitational-Wave Transient Catalog
The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1827
Version 5.0 of the Gravitational-Wave Transient Catalog (GWTC-5.0) adds new candidates detected by the LIGO Virgo KAGRA network of observatories through the second part of the four…
Level aspect subconvexity for -functions
Keshav Aggarwal, Sumit Kumar, Chung-Hang Kwan +3
Let be a newform of prime level with any central character , and let be a fixed cusp form or Eisenstein series for . We pro…
Subconvexity for -functions in the depth aspect
Sumit Kumar, Kummari Mallesham, Saurabh Kumar Singh
In this article, we will prove subconvex bounds for -functions in the depth aspect.
Detecting Baryon Acoustic Oscillations with third generation gravitational wave observatories
Sumit Kumar, Aditya Vijaykumar, Alexander H. Nitz
We explore the possibility of detecting Baryon Acoustic Oscillations (BAO) solely from gravitational wave observations of binary neutron star mergers with third generation (3G) gra…
Recognizing Ornaments in Vocal Indian Art Music with Active Annotation
Sumit Kumar, Parampreet Singh, Vipul Arora
Ornamentations, embellishments, or microtonal inflections are essential to melodic expression across many musical traditions, adding depth, nuance, and emotional impact to performa…
Artificial Intelligence implementation of onboard flexible payload and adaptive beamforming using commercial off-the-shelf devices
Luis Manuel Garcés-Socarrás, Amirhosein Nik, Flor Ortiz +13
Very High Throughput satellites typically provide multibeam coverage, however, a common problem is that there can be a mismatch between the capacity of each beam and the traffic de…
On stability of distance under some tensor products and some calculations
Sumit Kumar
We prove that the Kadison-Kastler and Christensen distances are stable under the Banach space injective tensor product (resp., the Banach space projective tensor product) of a Bana…
Microwave Optomechanically Induced Transparency and Absorption Between 250 and 450 mK
Sumit Kumar, Dylan Cattiaux, Eddy Collin +2
High-quality microwave amplifiers and notch-filters can be made from microwave optomechanical systems in which a mechanical resonator is coupled to a microwave cavity by radiation…
A 10 mK hermetic cell for eliminating parasitic heating in cryogen-free dilution refrigerators
David Schmoranzer, Sumit Kumar, Sébastien Triqueneaux +5
Cryogen-free dilution refrigerators generally simplify low temperature research but some types of samples, including superconducting qubits and other nanoelectronic devices, are af…
Inflationary generalized Chaplygin gas and dark energy in the light of the Planck and BICEP2 experiments
Bikash R Dinda, Sumit Kumar, Anjan A. Sen
In this work, we study an inflationary scenario in the presence of Generalized Chaplygin Gas (GCG). We show that in Einstein gravity, GCG is not a suitable candidate for inflation;…
Doubly Cognitive Architecture Based Cognitive Wireless Sensor Network
Sumit Kumar, Deepti Singhal, Rama Murthy Garimella
Nowadays scarcity of spectrum availability is increasing highly. Adding cognition to the existing Wireless Sensor Network (WSN) infrastructure will help in this situation. As senso…
EmoSens: Emotion Recognition based on Sensor data analysis using LightGBM
Gayathri S, Akshat Anand, Astha Vijayvargiya +4
Smart wearables have played an integral part in our day to day life. From recording ECG signals to analysing body fat composition, the smart wearables can do it all. The smart devi…
Moments of derivatives of modular -functions
Sumit Kumar, Kummari Mallesham, Prahlad Sharma +1
Let be an Hecke eigenform for the group and be a primitive quadratic character of conductor . In this article, we prove an asymptotic for the second m…
The Orchestration of Multi-Agent Systems: Architectures, Protocols, and Enterprise Adoption
Apoorva Adimulam, Rajesh Gupta, Sumit Kumar
Orchestrated multi-agent systems represent the next stage in the evolution of artificial intelligence, where autonomous agents collaborate through structured coordination and commu…
Second moment of --functions
Sumit Kumar, K. Mallesham, Suraj Panigrahy
For and two distinct primes, let denote the set of primitive newforms of level , weight and Nebentypus of conductor $M_…
Optimizing Recall or Relevance? A Multi-Task Multi-Head Approach for Item-to-Item Retrieval in Recommendation
Jiang Zhang, Sumit Kumar, Wei Chang +7
The task of item-to-item (I2I) retrieval is to identify a set of relevant and highly engaging items based on a given trigger item. It is a crucial component in modern recommendatio…
Cosmological evolution in a two-brane warped geometry model
Sumit Kumar, Anjan A. Sen, Soumitra SenGupta
We study an effective 4-dimensional scalar-tensor field theory, originated from an underlying brane-bulk warped geometry, to explore the scenario of inflation. It is shown that the…
Density Functional Theory Analysis of Na3AgO: Assessing its Viability as a Sustainable Material for Solar Energy Applications
Vipan Kumar, Shyam Lal Gupta, Sumit Kumar +3
This study mainly emphasis the fascinating features of inverse perovskites Na3AgO using density functional theory (DFT). Inverse perovskite (IP) Na3AgO structural features have bee…
An Embedded Auto-Calibrated Offset Current Compensation Technique for PPG/fNIRS System
Sadan Saquib Khan, Sumit Kumar, Benish Jan +2
Usually, the current generated by the photodiode proportional to the oxygenated blood in the photoplethysmography (PPG) and functional infrared spectroscopy (fNIRS) based recording…
Quantum scattering cross sections of O() + N collisions for planetary aeronomy
Sanchit Kumar, Sumit Kumar, Marko Gacesa +2
"Hot atoms", which are atoms in their excited states, transfer their energy to the surrounding atmosphere through collisions. This process of energy transfer is known as thermaliza…
A Remote Carrier Synchronization Technique for Coherent Distributed Remote Sensing Systems
Juan Merlano Duncan, Liz Martinez-Marrero, Jorge Querol +4
Phase, frequency, and time synchronization are crucial requirements for many applications, such as multi-static remote sensing and communication systems. Moreover, the synchronizat…
The next decade of black hole spectroscopy
Miriam Cabero, Julian Westerweck, Collin D. Capano +3
Gravitational wave observations of the ringdown of the remnant black hole in a binary black hole coalescence provide a unique opportunity of confronting the black hole no-hair theo…
Adaptive Timers and Buffer Optimization for Layer-2 Protocols in 5G Non-Terrestrial Networks
Chandan Kumar Sheemar, Sumit Kumar, Jorge Querol +1
Interest in the integration of Terrestrial Networks (TN) and Non-Terrestrial Networks (NTN); primarily satellites; has been rekindled due to the potential of NTN to provide ubiquit…
Computational insights into Cobalt-based novel half-Heusler alloy for sustainable energy applications
Sumit Kumar, Diwaker, Ashwani Kumar +4
The quest for efficient and sustainable green energy solutions has led to a growing interest in half Heusler alloys, particularly for thermoelectric and spintronic applications. Th…
Beyond DNS: Unlocking the Internet of AI Agents via the NANDA Index and Verified AgentFacts
Ramesh Raskar, Pradyumna Chari, John Zinky +15
The Internet is poised to host billions to trillions of autonomous AI agents that negotiate, delegate, and migrate in milliseconds and workloads that will strain DNS-centred identi…
Stringent constraints on neutron-star radii from multimessenger observations and nuclear theory
Collin D. Capano, Ingo Tews, Stephanie M. Brown +6
The properties of neutron stars are determined by the nature of the matter that they contain. These properties can be constrained by measurements of the star's size. We obtain stri…
PrivPAS: A real time Privacy-Preserving AI System and applied ethics
Harichandana B S S, Vibhav Agarwal, Sourav Ghosh +3
With 3.78 billion social media users worldwide in 2021 (48% of the human population), almost 3 billion images are shared daily. At the same time, a consistent evolution of smartpho…
Coexistence of Communications and Cognitive MIMO Radar: Waveform Design and Prototype
Mohammad Alaee-Kerahroodi, Ehsan Raei, Sumit Kumar +1
New generation of radar systems will need to coexist with other radio frequency (RF) systems, anticipating their behavior and reacting appropriately to avoid interference. In light…
Generalized inverse xgamma distribution: A non-monotone hazard rate model
Harsh Tripathi, Abhimanyu Singh Yadav, Mahendra Saha +1
In this article, a generalized inverse xgamma distribution (GIXGD) has been introduced as the generalized version of the inverse xgamma distribution. The proposed model exhibits th…
Effects of metals (X = Pd, Ag, Cd ) on structural, electronic, mechanical, thermoelectric and hydrogen storage properties of LiXH perovskites
Anupam, Shyam Lal Gupta, Sumit Kumar +3
Using the WIEN2K code, the hydrogen storage capabilities of lithium compositions like LiXH (X = Pd, Ag, Cd) hydrides are examined. Structural, electrical, mechanical, thermoele…
Interaction-Based Trajectory Prediction Over a Hybrid Traffic Graph
Sumit Kumar, Yiming Gu, Jerrick Hoang +2
Behavior prediction of traffic actors is an essential component of any real-world self-driving system. Actors' long-term behaviors tend to be governed by their interactions with ot…
Computational Studies of NaVTe Half Heusler Alloy for Green Energy Applications
Sumit Kumar, Ashwani Kumar, Anupam +2
To lessen the quick depletion of fossil fuels and the resulting environmental harm, it is necessary to investigate effective and eco-friendly materials that can convert lost energy…
Machine Learning Based Cooperative Relay Selection in Virtual MIMO
Kunal Sankhe, Chandan Pradhan, Sumit Kumar +1
In cellular systems, virtual multiple-input multiple-output (V-MIMO) technology promises to achieve performance gains comparable to conventional MIMO. In this paper, we propose coo…
Balanced Deep CCA for Bird Vocalization Detection
Sumit Kumar, B. Anshuman, Linus Ruettimann +2
Event detection improves when events are captured by two different modalities rather than just one. But to train detection systems on multiple modalities is challenging, in particu…
Deviation From ÎCDM With Cosmic Strings Networks
Sumit Kumar, Akhilesh Nautiyal, Anjan A. Sen
In this work, we consider a network of cosmic strings to explain possible deviation from ÎCDM behaviour. We use different observational data to constrain the model and show that a…
Stage Staffing Scheme for Copyright Protection in Multimedia
Sumit Kumar, Santosh Kumar, Sukumar Nandi
Copyright protection has become a need in today's world. To achieve a secure copyright protection we embedded some information in images and videos and that image or video is calle…
Probing Cosmic Expansion and Early Universe with Einstein Telescope
Angelo Ricciardone, Mairi Sakellariadou, Archisman Ghosh +52
Over the next two decades, gravitational-wave (GW) observations are expected to evolve from a discovery-driven endeavour into a precision tool for astrophysics, cosmology, and fund…
Novel Emergent Phases in a Two-Dimensional Superconductor
Simrandeep Kaur, Hemanta Kumar Kundu, Sumit Kumar +4
In this letter, we report our observation of an extraordinarily rich phase diagram of a LaScO/SrTiO heterostructure. Close to the superconducting transition temperature, th…
The Science of the Einstein Telescope
Adrian Abac, Raul Abramo, Simone Albanesi +485
Einstein Telescope (ET) is the European project for a gravitational-wave (GW) observatory of third-generation. In this paper we present a comprehensive discussion of its science ob…
IRS Assisted MIMO Full Duplex: Rate Analysis and Beamforming Under Imperfect CSI
Chandan Kumar Sheemar, Sourabh Solanki, Jorge Querol +2
Intelligent reflecting surfaces (IRS) have emerged as a promising technology to enhance the performance of wireless communication systems. By actively manipulating the wireless pro…
Blockchain Technology: Introduction, Integration and Security Issues with IoT
Sunil Kumar Singh, Sumit Kumar
Blockchain was mainly introduced for secure transactions in connection with the mining of cryptocurrency Bitcoin. This article discusses the fundamental concepts of blockchain tech…
Effects of metals (X = Zn, Co) on structure, electronic bands and gravimetric capacity of KXH hydrides
Anupam, Shyam Lal Gupta, Sumit Kumar +3
Using the WIEN2K code, the hydrogen storage capabilities of lithium-based KXH (X = Zn, Co) hydrides perovskites are examined. To verify the stability of these hydrides, first-p…
Cosmology With Axionic-quintessence Coupled with Dark Matter
Sumit Kumar, Sudhakar Panda, Anjan A Sen
We study the possibility of explaining the late time acceleration with an axion field which is coupled with the dark matter sector of the energy budget of the Universe. The axion f…
Searches for Binary Mergers with Sub-solar Mass Components in Data from the First Part of LIGO--Virgo--KAGRA's Fourth Observing Run
The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1834
We report on a gravitational wave search for compact binary coalescences involving at least one component with mass between to , and ratio of component m…
Clustering GCG: a viable option for unified dark matter-dark energy?
Sumit Kumar, Anjan A. Sen
We study the clustering Generalized Chaplygin Gas (GCG) as a possible candidate for dark matter-dark energy unification. The vanishing speed of sound () for the GCG fl…
Spin-polarized DFT calculations for physical properties of novel KVSb half-Heusler compound for spintronic and thermodynamic applicability
Ashwani Kumar, Anupam, Shyam L. Gupta +3
In the reported study we have investigated the robust phase stability, elasto-mechanical, thermophysical and magnetic properties of KVSb half Heusler compound by implementing densi…
IoT based Personal Voice Assistant
Sumit Kumar, Varun Gupta, Sankalp Sagar +1
Today, technological advancement is increasing day by day. Earlier, there was only a computer system in which we could only perform a few tasks. But now, machine learning, artifici…
Simulating Unified Tensor Resharding in heterogeneous AI systems
Sumit Kumar, Sayantan Dasgupta, Kushal Mitra +6
State-of-the-art AI training simulators assume homogeneous compute and network infrastructure. However, real-world training infrastructure is becoming increasingly heterogeneous si…
Resource-Efficient Quantum Circuits for Molecular Simulations: A Case Study of Umbrella Inversion in Ammonia
M. R. Nirmal, Sharma S. R. K. C. Yamijala, Kalpak Ghosh +2
We conducted a thorough evaluation of various state-of-the-art strategies to prepare the ground state wavefunction of a system on a quantum computer, specifically within the framew…
A Cognac Shot To Forget Bad Memories: Corrective Unlearning for Graph Neural Networks
Varshita Kolipaka, Akshit Sinha, Debangan Mishra +4
Graph Neural Networks (GNNs) are increasingly being used for a variety of ML applications on graph data. Because graph data does not follow the independently and identically distri…
Constraints on cosmologically coupled black holes from gravitational wave observations and minimal formation mass
Luca Amendola, Davi C. Rodrigues, Sumit Kumar +1
We test the possibility that the black holes (BHs) detected by LIGO-Virgo-KAGRA (LVK) may be cosmologically coupled and grow in mass proportionally to the cosmological scale factor…
Subconvex bound for -functions: -spectral aspect
Sumit Kumar, Kummari Mallesham, Saurabh Kumar Singh
Let be a Hecke-Maass cusp form for with Langlands parameters and be a holomorphic or Hecke-Maass cusp form for $\mat…
On-Device Document Classification using multimodal features
Sugam Garg, Harichandana, Sumit Kumar
From small screenshots to large videos, documents take up a bulk of space in a modern smartphone. Documents in a phone can accumulate from various sources, and with the high storag…
SEMMA: A Semantic Aware Knowledge Graph Foundation Model
Arvindh Arun, Sumit Kumar, Mojtaba Nayyeri +4
Knowledge Graph Foundation Models (KGFMs) have shown promise in enabling zero-shot reasoning over unseen graphs by learning transferable patterns. However, most existing KGFMs rely…
A Novel Architecture for room temperature microwave optomechanical experiments
Sumit Kumar, Sebastian Spence, Simon Perrett +5
We have developed a novel architecture for room temperature microwave cavity optomechanics, which is based on the coupling of a 3D microwave reentrant cavity to a compliant membran…
A 2-6 GHz Ultra-Wideband CMOS Transceiver for Radar Applications
Alin Thomas Tharakan, Prince Philip, Gokulan T. +2
This paper presents a low power, low cost transceiver architecture to implement radar-on-a-chip. The transceiver comprises of a full ultra-wideband (UWB) transmitter and a full UWB…
COPS: A Compact On-device Pipeline for real-time Smishing detection
Harichandana B S S, Sumit Kumar, Manjunath Bhimappa Ujjinakoppa +1
Smartphones have become indispensable in our daily lives and can do almost everything, from communication to online shopping. However, with the increased usage, cybercrime aimed at…
Architectures and Synchronization Techniques for Distributed Satellite Systems: A Survey
Liz Martinez Marrero, Juan C. Merlano Duncan, Jorge Querol +6
Cohesive Distributed Satellite Systems (CDSS) is a key enabling technology for the future of remote sensing and communication missions. However, they have to meet strict synchroniz…
Electrowetting of a nano-suspension on a soft solid
Sumit Kumar, Pawan Kumar, Sunando DasGupta +1
The wetting of solid surfaces can be manoeuvred by altering the energy balance at the interfacial region. While electric field acts favourably to spread a droplet on a rigid surfac…
Robust Beamforming for IRS Aided MIMO Full Duplex Systems
Chandan Kumar Sheemar, Jorge Querol, Sourabh Solanki +2
In this paper, a novel robust beamforming for an intelligent reflecting surface (IRS) assisted FD system is presented. Since perfect channel state information (CSI) is often challe…
LEAPMood: Light and Efficient Architecture to Predict Mood with Genetic Algorithm driven Hyperparameter Tuning
Harichandana B S S, Sumit Kumar
Accurate and automatic detection of mood serves as a building block for use cases like user profiling which in turn power applications such as advertising, recommendation systems,…
LABELING COPILOT: A Deep Research Agent for Automated Data Curation in Computer Vision
Debargha Ganguly, Sumit Kumar, Ishwar Balappanawar +6
Curating high-quality, domain-specific datasets is a major bottleneck for deploying robust vision systems, requiring complex trade-offs between data quality, diversity, and cost wh…
4-OGC: Catalog of gravitational waves from compact-binary mergers
Alexander H. Nitz, Sumit Kumar, Yi-Fan Wang +5
We present the fourth Open Gravitational-wave Catalog (4-OGC) of binary neutron star (BNS), binary black hole (BBH) and neutron star-black hole (NSBH) mergers. The catalog includes…
WEARS: Wearable Emotion AI with Real-time Sensor data
Dhruv Limbani, Daketi Yatin, Nitish Chaturvedi +4
Emotion prediction is the field of study to understand human emotions. Existing methods focus on modalities like text, audio, facial expressions, etc., which could be private to th…
Demonstration of Safe Electromagnetic Radiation Emitted by 5G Active Antenna Systems
Sumit Kumar, Chandan Kumar Sheemar, Abdelrahman Astro +2
The careful planning and safe deployment of 5G technologies will bring enormous benefits to society and the economy. Higher frequency, beamforming, and small-cells are key technolo…
Accounting for the Known Unknowns: A Parametric Framework to Incorporate Systematic Waveform Errors in Gravitational-Wave Parameter Estimation
Sumit Kumar, Max Melching, Frank Ohme
The PE for GW merger events relies on a waveform model calibrated using numerical simulations. Within the Bayesian framework, this waveform model represents the GW signal produced…
Blind spots and biases: the dangers of ignoring eccentricity in gravitational-wave signals from binary black holes
Divyajyoti, Sumit Kumar, Snehal Tibrewal +2
Most gravitational wave (GW) events observed by the LIGO and Virgo detectors are consistent with mergers of binary black holes (BBHs) on quasi-circular orbits. However, some events…
Subconvexity bound for L-functions: \lowercase{t}-aspect
Ratnadeep Acharya, Sumit Kumar, Gopal Maiti +1
Let be a holomorphic Hecke eigenform or a Hecke-Maass cusp form for the full modular group . In this paper we shall use circle method to prove the Weyl exp…
Isochronic Pendulum
Sumit Kumar
The classic simple pendulum is a device which works as a simple harmonic oscillator (S.H.M.) only approximately. The time period remains fixed as long as the amplitude is kept suff…
Nano-beam clamping revisited
Ilya Golokolenov, Sumit Kumar, Baptiste Alperin +3
Within recent years, the field of nano-mechanics has diversified in a variety of applications, ranging from quantum information processing to biological molecules recognition. Amon…
Future of COVID-19 in Italy: A mathematical perspective
Sumit Kumar, Sandeep Sharma, Nitu Kumari
We have proposed an SEIR compartmental mathematical model. The prime objective of this study is to analyze and forecast the pandemic in Italy for the upcoming months. The basic rep…
Constraining mass of the graviton with GW170817
Andrey A. Shoom, Sumit Kumar, N. V. Krishnendu
We consider the massive graviton phenomenological model based on the graviton's dispersion terms included into phase of gravitational wave's waveform. Such model was already consid…
ScalPy: A Python Package For Late Time Scalar Field Cosmology
Sumit Kumar, Abhishek Jana, Anjan A. Sen
We present a python package "ScalPy" for studying the late time scalar field cosmology for a wide variety of scalar field models, namely the quintessence, tachyon and Galileon mode…
Exploring PdCrAs Half-Heusler Alloy for Sustainable Energy Solutions: An Ab-initio Study
Rajinder Singh, Shyam Lal Gupta, Sumit Kumar +3
This work presents a comprehensive investigation of the HH alloy PdCrAs using first - principles methods, highlighting its potential applications in various fields, including spint…
Probing the large scale structure using gravitational-wave observations of binary black holes
Aditya Vijaykumar, M. V. S. Saketh, Sumit Kumar +2
Third generation gravitational-wave (GW) detectors are expected to detect a large number of binary black holes (BBHs) to large redshifts, opening up an independent probe of the lar…
Malaria detection using Deep Convolution Neural Network
Sumit Kumar, Harsh Vardhan, Sneha Priya +1
The latest WHO report showed that the number of malaria cases climbed to 219 million last year, two million higher than last year. The global efforts to fight malaria have hit a pl…
Calibration of VELC detectors on-board Aditya-L1 mission
Shalabh Mishra, K. Sasikumar Raja, Sanal Krishnan V U +19
Aditya-L1 is the first Indian space mission to explore the Sun and solar atmosphere with seven multi-wavelength payloads, with Visible Emission Line Coronagraph (VELC) being the pr…
Portfolio construction using a sampling-based variational quantum scheme
Gabriele Agliardi, Dimitris Alevras, Vaibhaw Kumar +5
The efficient and effective construction of portfolios that adhere to real-world constraints is a challenging optimization task in finance. We investigate a concrete representation…
Adaptive Beam Search to Enhance On-device Abstractive Summarization
Harichandana B S S, Sumit Kumar
We receive several essential updates on our smartphones in the form of SMS, documents, voice messages, etc. that get buried beneath the clutter of content. We often do not realize…
A Conglomerate of Multiple OCR Table Detection and Extraction
Smita Pallavi, Raj Ratn Pranesh, Sumit Kumar
Information representation as tables are compact and concise method that eases searching, indexing, and storage requirements. Extracting and cloning tables from parsable documents…
Neural Knowledge Extraction From Cloud Service Incidents
Manish Shetty, Chetan Bansal, Sumit Kumar +3
In the last decade, two paradigm shifts have reshaped the software industry - the move from boxed products to services and the widespread adoption of cloud computing. This has had…
Investigations of the Effects of Pressure on the Structural and Electronic Properties of CoVZ (Z = Al, Be) Full Heusler Alloy: A Comparative Study Using DFT
Sumit Kumar, Diwaker, Karan Singh Vinayak +1
This study focuses on the investigations and comparative study of the electronic structure of CoVZ (Z=Al, Be) Heusler alloys under varying high pressure conditions. The pressur…
VoiceMoji: A Novel On-Device Pipeline for Seamless Emoji Insertion in Dictation
Sumit Kumar, Harichandana B S S, Himanshu Arora
Most of the speech recognition systems recover only words in the speech and fail to capture emotions. Users have to manually add emoji(s) in text for adding tone and making communi…
Unsteady granular chute flows at high inertial numbers
Satyabrata Patro, Sumit Kumar, Anubhav Majumdar +1
We study the time-dependent flow behavior of gravity-driven free surface granular flows using the discrete element method and continuum modeling. Discrete element method (DEM) simu…
Probing Cosmology with Baryon Acoustic Oscillations using Gravitational Waves
Sumit Kumar
The third-generation (3G) gravitational wave (GW) detectors such as the Einstein telescope (ET) or Cosmic Explorer (CE) are expected to play an important role in cosmology. With th…
TweetBLM: A Hate Speech Dataset and Analysis of Black Lives Matter-related Microblogs on Twitter
Sumit Kumar, Raj Ratn Pranesh
In the past few years, there has been a significant rise in toxic and hateful content on various social media platforms. Recently Black Lives Matter movement came into the picture,…
First Principle Analysis of Novel Half Heusler Alloys VPdZ (Z= Ge, Sn) for thermodynamic, spintronics and optoelectronic applications
Ashwani Kumar, Shyam Lal Gupta, Sumit Kumar +2
This study explores the structural stability, elastic, mechanical, electronic, thermophysical, magnetic, optical and lattice dynamic properties of VPdZ (Z= Ge, Sn) half Heusler all…
Hybrid subconvexity bound for -functions: t and level aspect
Mohd Harun, Sumit Kumar, Saurabh Kumar Singh
\begin{abstract} In this article, we will get non-trivial estimates for the central values of degree six Rankin-Selberg -functions associated with a ${GL…
Optomechanically Induced Transparency/Absorption in a 3D Microwave Cavity Architecture at Ambient Temperature
Sumit Kumar, Matthew Kenworthy, Henry Ginn +1
Leveraging advancements in cavity optomechanics, we explore Optomechanically Induced Transparency/Absorption (OMIT/OMIA) in the microwave domain at ambient temperature. Contrary to…