activity
20192026
most citedDiverse R-PPG: Camera-Based Heart Rate Estimation for Diverse Subject Skin-Tones and Scenes

8 citations · 26 across the 17 of their papers we have counts for

collaborators

18 papers

cs.AI2026

Beyond the Transcript: Detecting Covert Co ordination in Latent Multi-Agent Communication

Ramneet Kaur, Pradyumna Chari, Ramesh Raskar +3

Language-model agents can communicate through continuous hidden states that are invisible in public transcripts, creating opportunities for covert harmful coordination. We introduc…

cs.CR2026

Data Facts: A Metadata Schema for Structured Data Exchange in the NANDini Multi-Agent Ecosystem

Jin Gao, Maria Gorskikh, Pradyumna Chari +5

NANDini (Networked Agents Natural Distillation of Interconnected Nodal Intelligence) envisions an automated ecosystem where intelligent agents independently create, process, and ex…

cs.NI2025

NANDA Adaptive Resolver: Architecture for Dynamic Resolution of AI Agent Names

John Zinky, Hema Seshadri, Mahesh Lambe +2

AdaptiveResolver is a dynamic microservice architecture designed to address the limitations of static endpoint resolution for AI agent communication in distributed, heterogeneous e…

cs.NI2025

Using the NANDA Index Architecture in Practice: An Enterprise Perspective

Sichao Wang, Ramesh Raskar, Mahesh Lambe +5

The proliferation of autonomous AI agents represents a paradigmatic shift from traditional web architectures toward collaborative intelligent systems requiring sophisticated mechan…

cs.NI2025

Evolution of AI Agent Registry Solutions: Centralized, Enterprise, and Distributed Approaches

Aditi Singh, Abul Ehtesham, Mahesh Lambe +8

Autonomous AI agents now operate across cloud, enterprise, and decentralized domains, creating demand for registry infrastructures that enable trustworthy discovery, capability neg…

cs.NI2025

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…

cs.NI2025

Upgrade or Switch: Do We Need a Next-Gen Trusted Architecture for the Internet of AI Agents?

Ramesh Raskar, Pradyumna Chari, Jared James Grogan +11

The emerging Internet of AI Agents challenges existing web infrastructure designed for human-scale, reactive interactions. Unlike traditional web resources, autonomous AI agents in…

cs.NI2025

Position: Collaborative Agentic AI Needs Interoperability Across Ecosystems

Rishi Sharma, Martijn de Vos, Pradyumna Chari +2

Collaborative agentic AI is projected to transform entire industries by enabling AI-powered agents to autonomously perceive, plan, and act within digital environments. Yet, current…

cs.CV2024★ 2 cited

DreamScene360: Unconstrained Text-to-3D Scene Generation with Panoramic Gaussian Splatting

Shijie Zhou, Zhiwen Fan, Dejia Xu +6

The increasing demand for virtual reality applications has highlighted the significance of crafting immersive 3D assets. We present a text-to-3D 360 scene generation pipe…

cs.CV2023

Personalized Restoration via Dual-Pivot Tuning

Pradyumna Chari, Sizhuo Ma, Daniil Ostashev +4

Generative diffusion models can serve as a prior which ensures that solutions of image restoration systems adhere to the manifold of natural images. However, for restoring facial i…

cs.CV2023★ 2 cited

Feature 3DGS: Supercharging 3D Gaussian Splatting to Enable Distilled Feature Fields

Shijie Zhou, Haoran Chang, Sicheng Jiang +7

3D scene representations have gained immense popularity in recent years. Methods that use Neural Radiance fields are versatile for traditional tasks such as novel view synthesis. I…

cs.CV2023★ 5 cited

SparseGS: Sparse View Synthesis using 3D Gaussian Splatting

Haolin Xiong, Sairisheek Muttukuru, Hanyuan Xiao +4

3D Gaussian Splatting (3DGS) has recently enabled real-time rendering of unbounded 3D scenes for novel view synthesis. However, this technique requires dense training views to accu…

cs.CV2023★ 2 cited

CG3D: Compositional Generation for Text-to-3D via Gaussian Splatting

Alexander Vilesov, Pradyumna Chari, Achuta Kadambi

With the onset of diffusion-based generative models and their ability to generate text-conditioned images, content generation has received a massive invigoration. Recently, these m…

eess.IV2023★ 1 cited

Equitable non-contact infrared thermography after solar loading using deep learning

Ellin Q. Zhao, Alexander Vilesov, Pradyumna Chari +2

Widely deployed for fever detection, infrared thermometers (IRTs) enable rapid non-contact measurement of core body temperature but are inaccurate in unconstrained environments whe…

cs.LG2022

MIME: Minority Inclusion for Majority Group Enhancement of AI Performance

Pradyumna Chari, Yunhao Ba, Shreeram Athreya +1

Several papers have rightly included minority groups in artificial intelligence (AI) training data to improve test inference for minority groups and/or society-at-large. A society-…

eess.IV2020★ 8 cited

Diverse R-PPG: Camera-Based Heart Rate Estimation for Diverse Subject Skin-Tones and Scenes

Pradyumna Chari, Krish Kabra, Doruk Karinca +7

Heart rate (HR) is an essential clinical measure for the assessment of cardiorespiratory instability. Since communities of color are disproportionately affected by both COVID-19 an…

eess.IV2020★ 1 cited

Optimal HDR and Depth from Dual Cameras

Pradyumna Chari, Anil Kumar Vadathya, Kaushik Mitra

Dual camera systems have assisted in the proliferation of various applications, such as optical zoom, low-light imaging and High Dynamic Range (HDR) imaging. In this work, we explo…

cs.CV2019★ 5 cited

Visual Physics: Discovering Physical Laws from Videos

Pradyumna Chari, Chinmay Talegaonkar, Yunhao Ba +1

In this paper, we teach a machine to discover the laws of physics from video streams. We assume no prior knowledge of physics, beyond a temporal stream of bounding boxes. The probl…