Publications (94)
Nonlinear Dynamic analysis of vector-host model for Zika infection with predatory fish Gambusia Affinis
Sachin Kumar, Shikha Jain
Comment on "Quantization of the damped harmonic oscillator" [Serhan et al, J. Math. Phys. 59, 082105 (2018)]
Zafar Ahmed, Sachin Kumar, Abhijit Baishya
P^3SUM: Preserving Author's Perspective in News Summarization with Diffusion Language Models
Yuhan Liu, Shangbin Feng, Xiaochuang Han +4
Solvable models of an open well and a bottomless barrier in 1-D
Zafar Ahmed, Dona Ghosh, Sachin Kumar +1
A Comparative Empirical Study of Catastrophic Forgetting Mitigation in Sequential Task Adaptation for Continual Natural Language Processing Systems
Aram Abrahamyan, Sachin Kumar
Lie symmetry analysis and new periodic solitary wave solutions of (3+1)-dimensional generalized shallow water wave equation
Sachin Kumar, Dharmendra Kumar
A Survey on Personalized and Pluralistic Preference Alignment in Large Language Models
Zhouhang Xie, Junda Wu, Yiran Shen +9
Reasoning Up the Instruction Ladder for Controllable Language Models
Zishuo Zheng, Vidhisha Balachandran, Chan Young Park +2
Process-Oriented Evaluation of AI-Assisted Scientific Writing
Patrick Queiroz Da Silva, Sanchaita Hazra, Doeun Lee +2
DRIP: Dynamic patch Reduction via Interpretable Pooling
Yusen Peng, Sachin Kumar
BLAB: Brutally Long Audio Bench
Orevaoghene Ahia, Martijn Bartelds, Kabir Ahuja +13
Language Generation Models Can Cause Harm: So What Can We Do About It? An Actionable Survey
Sachin Kumar, Vidhisha Balachandran, Lucille Njoo +2
Gaussian pseudo-Orthogonal Ensemble of Real Random Matrices
Sachin Kumar, Amit Kumar, S M Yusuf
Gen-Z: Generative Zero-Shot Text Classification with Contextualized Label Descriptions
Sachin Kumar, Chan Young Park, Yulia Tsvetkov
To Memorize or to Retrieve: Scaling Laws for RAG-Considerate Pretraining
Karan Singh, Michael Yu, Varun Gangal +4
Steering off Course: Reliability Challenges in Steering Language Models
Patrick Queiroz Da Silva, Hari Sethuraman, Dheeraj Rajagopal +2
An Exploration of Data Augmentation Techniques for Improving English to Tigrinya Translation
Lidia Kidane, Sachin Kumar, Yulia Tsvetkov
Spectral statistics for ensembles of various real random matrices
Sachin Kumar, Zafar Ahmed
PT-symmetric potentials with imaginary asymptotic saturation
Zafar Ahmed, Sachin Kumar
Expectation value of $p^6$ in continuous two-piece symmetric potential wells
Zafar Ahmed, Sachin Kumar
On the Blind Spots of Model-Based Evaluation Metrics for Text Generation
Tianxing He, Jingyu Zhang, Tianle Wang +4
HalluWorld: A Controlled Benchmark for Hallucination via Reference World Models
Emmy Liu, Varun Gangal, Michael Yu +4
Leveraging Pretrained Language Models as Energy Functions for Glauber Dynamics Text Diffusion
Tarun Kathuria, Sachin Kumar
Accepted with Minor Revisions: Value of AI-Assisted Scientific Writing
Sanchaita Hazra, Doeun Lee, Bodhisattwa Prasad Majumder +1
Gradient-Based Constrained Sampling from Language Models
Sachin Kumar, Biswajit Paria, Yulia Tsvetkov
Novel Hard Link-Switching Scheme using Pre-Scanning for Indoor VLC Networks
Sumita Mishra, Sachin Kumar, Shivani Singh +2
Topics to Avoid: Demoting Latent Confounds in Text Classification
Sachin Kumar, Shuly Wintner, Noah A. Smith +1
SSD-LM: Semi-autoregressive Simplex-based Diffusion Language Model for Text Generation and Modular Control
Xiaochuang Han, Sachin Kumar, Yulia Tsvetkov
Global Patterns in Student Stress and Academic Performance: A Machine Learning Study Using PISA 2022
Ani Ghazanchyan, Sachin Kumar
An update on coherent scattering from complex non-PT-symmetric Scarf II potential with new analytic forms
Sachin Kumar, Zafar Ahmed
Dolma: an Open Corpus of Three Trillion Tokens for Language Model Pretraining Research
Luca Soldaini, Rodney Kinney, Akshita Bhagia +33
Overriding Safety protections of Open-source Models
Sachin Kumar
Stability Analysis of Prey-Predator Model with Infection, Migration and Vaccination in Prey
Sachin Kumar, Harsha Kharbanda
Automated Testing of COBOL to Java Transformation
Sandeep Hans, Atul Kumar, Toshikai Yasue +7
Continually Adding New Languages to Multilingual Language Models
Abraham Toluwase Owodunni, Sachin Kumar
WildTeaming at Scale: From In-the-Wild Jailbreaks to (Adversarially) Safer Language Models
Liwei Jiang, Kavel Rao, Seungju Han +8
Solvable model of bound states in the continuum (BIC) in one dimension
Zafar Ahmed, Sachin Kumar, Dona Ghosh +1
CE-Bench: Towards a Reliable Contrastive Evaluation Benchmark of Interpretability of Sparse Autoencoders
Alex Gulko, Yusen Peng, Sachin Kumar
Pseudo-symmetric random matrices: semi-Poisson and sub-Wigner statistics
Sachin Kumar, Zafar Ahmed
Machine Translation into Low-resource Language Varieties
Sachin Kumar, Antonios Anastasopoulos, Shuly Wintner +1
Meta-Tool: Efficient Few-Shot Tool Adaptation for Small Language Models
Sachin Kumar
Coherent scattering from semi-infinite non-Hermitian potentials
Zafar Ahmed, Dona Ghosh, Sachin Kumar
Expectation values of $p^2$ and $p^4$ in the square well potential
Zafar Ahmed, Dona Ghosh, Sachin Kumar +1
Low reflection at zero or low-energies in the well-barrier scattering potentials
Zafar Ahmed, Sachin Kumar, Dhruv Sharma
Optimization and Neural Network-Based Modelling of Surface Passivation Effectiveness by Hydrogenated Amorphous Silicon for Solar Cell Applications
Rahul Goyal, Sachin Kumar
1-Multisoliton and other invariant solutions of combined KdV - nKdV equation by using symmetry approach
Sachin Kumar, Dharmendra Kumar
Von Mises-Fisher Loss for Training Sequence to Sequence Models with Continuous Outputs
Sachin Kumar, Yulia Tsvetkov
Divergence of $\langle p^6\rangle$ in discontinuous potential wells
Zafar Ahmed, Sachin Kumar, Dona Ghosh +1
Pressure-Testing Deception Probes in LLMs: Scaling, Robustness, and the Geometry of Deceptive Representations
Sachin Kumar
Precision Sugarcane Monitoring Using SVM Classifier
Sachin Kumar, Sumita Mishra, Pooja Khanna +1
Dirichlet spectrum of the paradigm model of complex PT-symmetric potential: $V(x)=-(ix)^N$
Zafar Ahmed, Sachin Kumar, Dhruv Sharma
Do All Languages Cost the Same? Tokenization in the Era of Commercial Language Models
Orevaoghene Ahia, Sachin Kumar, Hila Gonen +4
The Art of Saying No: Contextual Noncompliance in Language Models
Faeze Brahman, Sachin Kumar, Vidhisha Balachandran +11
Activation Differences Reveal Backdoors: A Comparison of SAE Architectures
Sachin Kumar
GroundCocoa: A Benchmark for Evaluating Compositional & Conditional Reasoning in Language Models
Harsh Kohli, Sachin Kumar, Huan Sun
Linguistic Indicators of Early Cognitive Decline in the DementiaBank Pitt Corpus: A Statistical and Machine Learning Study
Artsvik Avetisyan, Sachin Kumar
Pearson's correlation coefficient in the theory of networks: A comment
Zafar Ahmed, Sachin Kumar
Hybrid Preferences: Learning to Route Instances for Human vs. AI Feedback
Lester James V. Miranda, Yizhong Wang, Yanai Elazar +6
ScholarEval: Research Idea Evaluation Grounded in Literature
Hanane Nour Moussa, Patrick Queiroz Da Silva, Daniel Adu-Ampratwum +7
ComPO: Community Preferences for Language Model Personalization
Sachin Kumar, Chan Young Park, Yulia Tsvetkov +2
New solitary wave and Multiple soliton solutions of (3 + 1)-dimensional KdV type equation by using Lie symmetry approach
Sachin Kumar, Dharmendra Kumar
A Unified Definition of Hallucination: It's The World Model, Stupid!
Emmy Liu, Varun Gangal, Chelsea Zou +7
Automated Validation of COBOL to Java Transformation
Atul Kumar, Diptikalyan Saha, Toshikai Yasue +6
Coalescing versus merging of energy levels in one-dimensional potentials
Zafar Ahmed, Sachin Kumar, Achint Kumar +1
Revisiting double Dirac delta potential
Zafar Ahmed, Sachin Kumar, Mayank Sharma +1
GEGO: A Hybrid Golden Eagle and Genetic Optimization Algorithm for Efficient Hyperparameter Tuning in Resource-Constrained Environments
Amaras Nazarians, Sachin Kumar
Dense plasma irradiated platinum with improved spin Hall effect
Sachin Kumar, Sourabh Manna, John Rex Mohan +8
Automated Detection of Acute Leukemia using K-mean Clustering Algorithm
Sachin Kumar, Sumita Mishra, Pallavi Asthana +1
Minding Language Models' (Lack of) Theory of Mind: A Plug-and-Play Multi-Character Belief Tracker
Melanie Sclar, Sachin Kumar, Peter West +3
Three types of discrete energy eigenvalues in complex PT-symmetric scattering potentials
Zafar Ahmed, Sachin Kumar, Dona Ghosh
Domain-Adapted Small Language Models with Hybrid Post-Processing: Achieving Cost-Efficient, Low-Latency Multi-Label Structured Prediction via LoRA Fine-Tuning on Scarce Data
Srinivasan Manoharan, Dilipkumar Nallusamy, Sachin Kumar +1
MAGNET: Improving the Multilingual Fairness of Language Models with Adaptive Gradient-Based Tokenization
Orevaoghene Ahia, Sachin Kumar, Hila Gonen +4
ClinicalTrialsHub: Bridging Registries and Literature for Comprehensive Clinical Trial Access
Jiwoo Park, Ruoqi Liu, Avani Jagdale +5
BASS: Benchmarking Audio LMs for Musical Structure and Semantic Reasoning
Min Jang, Orevaoghene Ahia, Nazif Tamer +3
System and Methods for Converting Speech to SQL
Sachin Kumar, Ashish Kumar, Pinaki Mitra +1
Neural Abstractive Summarization with Structural Attention
Tanya Chowdhury, Sachin Kumar, Tanmoy Chakraborty
FLEXITOKENS: Flexible Tokenization for Evolving Language Models
Abraham Toluwase Owodunni, Orevaoghene Ahia, Sachin Kumar
CAMTA: Causal Attention Model for Multi-touch Attribution
Sachin Kumar, Garima Gupta, Ranjitha Prasad +3
Symmetry analysis and soliton solution of (2+1)- dimensional Zoomeron equation
Vishakha Jadaun, Sachin Kumar, Yogeeta Garg
Fine-Grained Emotion Detection on GoEmotions: Experimental Comparison of Classical Machine Learning, BiLSTM, and Transformer Models
Ani Harutyunyan, Sachin Kumar
Assessing Language Model Deployment with Risk Cards
Leon Derczynski, Hannah Rose Kirk, Vidhisha Balachandran +4
RewardBench: Evaluating Reward Models for Language Modeling
Nathan Lambert, Valentina Pyatkin, Jacob Morrison +9
ASTRA: A Scene-aware TRAnsformer-based model for trajectory prediction
Izzeddin Teeti, Aniket Thomas, Munish Monga +5
TESS 2: A Large-Scale Generalist Diffusion Language Model
Jaesung Tae, Hamish Ivison, Sachin Kumar +1
Referee: Reference-Free Sentence Summarization with Sharper Controllability through Symbolic Knowledge Distillation
Melanie Sclar, Peter West, Sachin Kumar +2
Symmetric Fermi-type potential
Zafar Ahmed, Sachin Kumar, Tarit Goswami +1
A Deep Reinforced Model for Zero-Shot Cross-Lingual Summarization with Bilingual Semantic Similarity Rewards
Zi-Yi Dou, Sachin Kumar, Yulia Tsvetkov
When Cases Get Rare: A Retrieval Benchmark for Off-Guideline Clinical Question Answering
Doeun Lee, Muge Zhang, Yi Yu +11
Assessing the Effects of Treatment in HIV-TB Co-infection Model
Sachin Kumar, Shikha Jain
First-principles investigation of Sr-Ce-M-O perovskites for solar thermochemical water splitting
Sachin Kumar, Pritam Ghosh, Gopalakrishnan Sai Gautam
Improving the Diversity of Unsupervised Paraphrasing with Embedding Outputs
Monisha Jegadeesan, Sachin Kumar, John Wieting +1
David helps Goliath: Inference-Time Collaboration Between Small Specialized and Large General Diffusion LMs
Xiaochuang Han, Sachin Kumar, Yulia Tsvetkov +1
On exact solutions, conservation laws and invariant analysis of the generalized Rosenau-Hyman equation
Pinki Kumari, R. K. Gupta, Sachin Kumar
Controlled Text Generation as Continuous Optimization with Multiple Constraints
Sachin Kumar, Eric Malmi, Aliaksei Severyn +1