activity
20242026
most citedHiPerRAG: High-Performance Retrieval Augmented Generation for Scientific Insights

8 citations · 16 across the 24 of their papers we have counts for

collaborators

27 papers

cs.AI2026

LAM: Efficient Lossy Agent Memory Framework With A Retrieval-Score Error Bound

Baixi Sun, Le Chen, Anjir Ahmed Chowdhury +10

Agent memory grows as agents read inputs, reason, and call tools. Longer histories increase inference cost and eventually exceed the context window. LLM-based summarization reduces…

cs.CE2026

FABRICA: Agentic CUDA-to-CSL Translation and Optimization for Wafer-Scale Systems

Yuebo Luo, Eliu Huerta, Venkatram Vishwanath +3

Porting GPU kernels across architectures requires architectural remapping, not syntax substitution. CUDA encodes decomposition, locality, and synchronization through threads, block…

cs.AI2026

LLMs Can Predict Failure Risk, But Struggle to Predict Which Collaboration Protocol Pays Off: Cost-Aware Protocol Routing Across Reasoning Tasks

Chih-Hsuan Yang, Jingyan Jiang, Cheng-Hau Yang +4

Multi-agent large language model (LLM) systems can improve reasoning by spending more computation, but deployment requires deciding when extra collaboration is worth its cost. We i…

cs.AR2026

HLSmith: An Expert-Guided Agentic Framework for C/C++-to-HLS Translation

Yuebo Luo, Ahmad Sedigh Baroughi, Philip Stachura +4

Application-specific FPGA accelerators offer substantial performance and energy-efficiency gains across many application domains, but developing them is costly, often requiring mon…

cs.AI2026

Precise but Uncoupled: Reviewer Precision Does Not Guarantee Critique Uptake in Multi-Agent Math Reasoning

Chih-Hsuan Yang, Jingyan Jiang, Vikram Vasudevan +7

Many math- and science-oriented agent systems use hierarchical designs with specialized reviewer roles, assuming that a dedicated review stage should help turn wrong candidates int…

cs.AR2026

Prefill/Decode-Aware Evaluation of LLM Inference on Emerging AI Accelerators

Shun Usami, Venkatram Vishwanath, E. Wes Bethel

As large language models (LLMs) are increasingly deployed in latency- and cost-sensitive settings, inference efficiency has become a central systems challenge. While GPUs dominate…

cs.CL2026

Probabilistic Attribution For Large Language Models

Shilpika Shilpika, Carlo Graziani, Bethany Lusch +2

The generative nature of Large Language Models (LLMs) is reflected in the conditional probabilities they compute to sample each response token given the previous tokens. These prob…

cs.AI2026

Multi-Agent Orchestration for High-Throughput Materials Screening on a Leadership-Class System

Thang Duc Pham, Harikrishna Tummalapalli, Fakhrul Hasan Bhuiyan +5

The integration of Artificial Intelligence (AI) with High-Performance Computing (HPC) is transforming scientific workflows from human-directed pipelines into adaptive systems capab…

cs.LG2026

Swimba: Switch Mamba Model Scales State Space Models

Zhixu Du, Krishna Teja Chitty-Venkata, Murali Emani +3

Mixture-of-experts (MoE) is a common approach for increasing parameter capacity, but applying MoE to state space model (SSM) token mixers can multiply the cost of the recurrent sta…

cs.LG2026

Extending P: Spectral Conditions for Feature Learning Across Optimizers

Akshita Gupta, Marieme Ngom, Sam Foreman +1

Several variations of adaptive first-order and second-order optimization methods have been proposed to accelerate and scale the training of large language models. The performance o…

q-bio.QM2025

Scalable Agentic Reasoning for Designing Biologics Targeting Intrinsically Disordered Proteins

Matthew Sinclair, Moeen Meigooni, Archit Vasan +14

Intrinsically disordered proteins (IDPs) represent crucial therapeutic targets due to their significant role in disease -- approximately 80\% of cancer-related proteins contain lon…

cs.DC2025★ 3 cited

FIRST: Federated Inference Resource Scheduling Toolkit for Scientific AI Model Access

Aditya Tanikanti, Benoit Côté, Yanfei Guo +9

We present the Federated Inference Resource Scheduling Toolkit (FIRST), a framework enabling Inference-as-a-Service across distributed High-Performance Computing (HPC) clusters. FI…

physics.chem-ph2025★ 2 cited

Foundation Models for Discovery and Exploration in Chemical Space

Alexius Wadell, Anoushka Bhutani, Victor Azumah +26

Accurate prediction of atomistic, thermodynamic, and kinetic properties from molecular structures underpins materials innovation. Existing computational and experimental approaches…

cs.LG2025★ 1 cited

AERIS: Argonne Earth Systems Model for Reliable and Skillful Predictions

Väinö Hatanpää, Eugene Ku, Jason Stock +12

Generative machine learning offers new opportunities to better understand complex Earth system dynamics. Recent diffusion-based methods address spectral biases and improve ensemble…

cs.LG2025

PagedEviction: Structured Block-wise KV Cache Pruning for Efficient Large Language Model Inference

Krishna Teja Chitty-Venkata, Jie Ye, Xian-He Sun +4

KV caching significantly improves the efficiency of Large Language Model (LLM) inference by storing attention states from previously processed tokens, enabling faster generation of…

cs.LG2025

LExI: Layer-Adaptive Active Experts for Efficient MoE Model Inference

Krishna Teja Chitty-Venkata, Sandeep Madireddy, Murali Emani +1

Mixture-of-Experts (MoE) models scale efficiently by activating only a subset of experts per token, offering a computationally sparse alternative to dense architectures. While prio…

cs.LG2025

PreLoRA: Hybrid Pre-training of Vision Transformers with Full Training and Low-Rank Adapters

Krishu K Thapa, Reet Barik, Krishna Teja Chitty-Venkata +2

Training large models ranging from millions to billions of parameters is highly resource-intensive, requiring significant time, compute, and memory. It is observed that most of the…

cs.DC2025

Aurora: Architecting Argonne's First Exascale Supercomputer for Accelerated Scientific Discovery

William E. Allcock, Benjamin S. Allen, James Anchell +106

Aurora is Argonne National Laboratory's pioneering Exascale supercomputer, designed to accelerate scientific discovery with cutting-edge architectural innovations. Key new technolo…

cs.LG2025

MoE-Inference-Bench: Performance Evaluation of Mixture of Expert Large Language and Vision Models

Krishna Teja Chitty-Venkata, Sylvia Howland, Golara Azar +5

Mixture of Experts (MoE) models have enabled the scaling of Large Language Models (LLMs) and Vision Language Models (VLMs) by achieving massive parameter counts while maintaining c…

cs.CV2025

LangVision-LoRA-NAS: Neural Architecture Search for Variable LoRA Rank in Vision Language Models

Krishna Teja Chitty-Venkata, Murali Emani, Venkatram Vishwanath

Vision Language Models (VLMs) integrate visual and text modalities to enable multimodal understanding and generation. These models typically combine a Vision Transformer (ViT) as a…

cs.AI2025

AI Assistants to Enhance and Exploit the PETSc Knowledge Base

Barry Smith, Junchao Zhang, Hong Zhang +7

Generative AI, especially through large language models (LLMs), is transforming how technical knowledge can be accessed, reused, and extended. PETSc, a widely used numerical librar…

cs.IR2025★ 8 cited

HiPerRAG: High-Performance Retrieval Augmented Generation for Scientific Insights

Ozan Gokdemir, Carlo Siebenschuh, Alexander Brace +21

The volume of scientific literature is growing exponentially, leading to underutilized discoveries, duplicated efforts, and limited cross-disciplinary collaboration. Retrieval Augm…

cs.IR2025

AdaParse: An Adaptive Parallel PDF Parsing and Resource Scaling Engine

Carlo Siebenschuh, Kyle Hippe, Ozan Gokdemir +10

Language models for scientific tasks are trained on text from scientific publications, most distributed as PDFs that require parsing. PDF parsing approaches range from inexpensive…

cs.LG2025

BaKlaVa -- Budgeted Allocation of KV cache for Long-context Inference

Ahmed Burak Gulhan, Krishna Teja Chitty-Venkata, Murali Emani +2

In Large Language Model (LLM) inference, Key-Value (KV) caches (KV-caches) are essential for reducing time complexity. However, they result in a linear increase in GPU memory as th…