collaborators

7 papers

cs.AI2026

LedgerAgent: Structured State for Policy-Adherent Tool-Calling Agents

Md Nayem Uddin, Amir Saeidi, Eduardo Blanco +1

Policy-adherent tool-calling agents in customer-service domains must maintain task states across turns while calling tools and obeying domain policies. Task states consist of relev…

cs.CV2025

Dual Caption Preference Optimization for Diffusion Models

Amir Saeidi, Yiran Luo, Agneet Chatterjee +4

Recent advancements in human preference optimization, originally developed for Large Language Models (LLMs), have shown significant potential in improving text-to-image diffusion m…

cs.CL2025

When "Competency" in Reasoning Opens the Door to Vulnerability: Jailbreaking LLMs via Novel Complex Ciphers

Divij Handa, Zehua Zhang, Amir Saeidi +4

Recent advancements in Large Language Model (LLM) safety have primarily focused on mitigating attacks crafted in natural language or common ciphers (e.g. Base64), which are likely…

cs.CL2025

How Can Input Reformulation Improve Tool Usage Accuracy in a Complex Dynamic Environment? A Study on -bench

Venkatesh Mishra, Amir Saeidi, Satyam Raj +5

Recent advances in reasoning and planning capabilities of large language models (LLMs) have enabled their potential as autonomous agents capable of tool use in dynamic environments…

cs.CL2025

UnSeenTimeQA: Time-Sensitive Question-Answering Beyond LLMs' Memorization

Md Nayem Uddin, Amir Saeidi, Divij Handa +5

This paper introduces UnSeenTimeQA, a novel data contamination-free time-sensitive question-answering (TSQA) benchmark. It differs from existing TSQA benchmarks by avoiding web-sea…

cs.CL2025

Triple Preference Optimization: Achieving Better Alignment using a Single Step Optimization

Amir Saeidi, Shivanshu Verma, Aswin RRV +2

Reinforcement Learning with Human Feedback (RLHF) enhances the alignment of Large Language Models (LLMs). However, its limitations have led to the development of Direct Preference…