Search Results for author: Peng Han

Found 20 papers, 6 papers with code

CoThink: Token-Efficient Reasoning via Instruct Models Guiding Reasoning Models

no code implementations28 May 2025 Siqi Fan, Peng Han, Shuo Shang, Yequan Wang, Aixin Sun

With reference to the instruct model, we formally define reasoning efficiency and observe a potential reasoning efficiency scaling law in LLMs.

GSM8K

If an LLM Were a Character, Would It Know Its Own Story? Evaluating Lifelong Learning in LLMs

no code implementations30 Mar 2025 Siqi Fan, Xiusheng Huang, Yiqun Yao, Xuezhi Fang, Kang Liu, Peng Han, Shuo Shang, Aixin Sun, Yequan Wang

However, during multi-turn, multi-agent interactions, LLMs begin to exhibit consistent, character-like behaviors, hinting at a form of emergent lifelong learning.

Fact Checking Lifelong learning

Position-Aware Depth Decay Decoding ($D^3$): Boosting Large Language Model Inference Efficiency

no code implementations11 Mar 2025 Siqi Fan, Xuezhi Fang, Xingrun Xing, Peng Han, Shuo Shang, Yequan Wang

Experiments on large language models (\ie the Llama) with $7 \sim 70$ billion parameters show that $D^3$ can achieve an average 1. 5x speedup compared with the full-inference pipeline while maintaining comparable performance with nearly no performance drop ($<1\%$) on the GSM8K and BBH benchmarks.

GSM8K Language Modeling +4

Grid and Road Expressions Are Complementary for Trajectory Representation Learning

1 code implementation22 Nov 2024 Silin Zhou, Shuo Shang, Lisi Chen, Peng Han, Christian S. Jensen

Trajectory representation learning (TRL) maps trajectories to vectors that can be used for many downstream tasks.

Representation Learning

Sketch: A Toolkit for Streamlining LLM Operations

no code implementations5 Sep 2024 Xin Jiang, Xiang Li, Wenjia Ma, Xuezhi Fang, Yiqun Yao, Naitong Yu, Xuying Meng, Peng Han, Jing Li, Aixin Sun, Yequan Wang

Sketch comprises the following components: (1) a suite of task description schemas and prompt templates encompassing various NLP tasks; (2) a user-friendly, interactive process for building structured output LLM services tailored to various NLP tasks; (3) an open-source dataset for output format control, along with tools for dataset construction; and (4) an open-source model based on LLaMA3-8B-Instruct that adeptly comprehends and adheres to output formatting instructions.

Open-domain Implicit Format Control for Large Language Model Generation

1 code implementation8 Aug 2024 Yiqun Yao, Wenjia Ma, Xuezhi Fang, Xin Jiang, Xiang Li, Xuying Meng, Peng Han, Jing Li, Aixin Sun, Yequan Wang

Controlling the format of outputs generated by large language models (LLMs) is a critical functionality in various applications.

Language Modeling Language Modelling +1

PORCA: Root Cause Analysis with Partially Observed Data

no code implementations8 Jul 2024 Chang Gong, Di Yao, Jin Wang, Wenbin Li, Lanting Fang, Yongtao Xie, Kaiyu Feng, Peng Han, Jingping Bi

In this paper, we unveil the issues of unobserved confounders and heterogeneity in partial observation and come up with a new problem of root cause analysis with partially observed data.

Causal Discovery Diagnostic +1

What Affects the Stability of Tool Learning? An Empirical Study on the Robustness of Tool Learning Frameworks

no code implementations3 Jul 2024 Chengrui Huang, Zhengliang Shi, Yuntao Wen, Xiuying Chen, Peng Han, Shen Gao, Shuo Shang

Tool learning methods have enhanced the ability of large language models (LLMs) to interact with real-world applications.

MotionGS : Compact Gaussian Splatting SLAM by Motion Filter

1 code implementation18 May 2024 Xinli Guo, Weidong Zhang, Ruonan Liu, Peng Han, Hongtian Chen

A novel 3DGS-based SLAM approach with a fusion of deep visual feature, dual keyframe selection and 3DGS is presented in this paper.

3DGS NeRF +1

DRE: Generating Recommendation Explanations by Aligning Large Language Models at Data-level

no code implementations9 Apr 2024 Shen Gao, Yifan Wang, Jiabao Fang, Lisi Chen, Peng Han, Shuo Shang

Recommendation systems play a crucial role in various domains, suggesting items based on user behavior. However, the lack of transparency in presenting recommendations can lead to user confusion.

Recommendation Systems

V2VSSC: A 3D Semantic Scene Completion Benchmark for Perception with Vehicle to Vehicle Communication

no code implementations7 Feb 2024 Yuanfang Zhang, Junxuan Li, Kaiqing Luo, Yiying Yang, Jiayi Han, Nian Liu, Denghui Qin, Peng Han, Chengpei Xu

Extensive experiments demonstrate that by leveraging V2V communication, the SSC performance can be increased by 8. 3% on geometric metric IoU and 6. 0% mIOU.

3D Semantic Scene Completion Autonomous Vehicles

FLM-101B: An Open LLM and How to Train It with $100K Budget

no code implementations7 Sep 2023 Xiang Li, Yiqun Yao, Xin Jiang, Xuezhi Fang, Xuying Meng, Siqi Fan, Peng Han, Jing Li, Li Du, Bowen Qin, Zheng Zhang, Aixin Sun, Yequan Wang

Large language models (LLMs) are considered important approaches towards foundational machine intelligence, achieving remarkable success in Natural Language Processing and multimodal tasks, among others.

Memorization

RetroGraph: Retrosynthetic Planning with Graph Search

1 code implementation23 Jun 2022 Shufang Xie, Rui Yan, Peng Han, Yingce Xia, Lijun Wu, Chenjuan Guo, Bin Yang, Tao Qin

We observe that the same intermediate molecules are visited many times in the searching process, and they are usually independently treated in previous tree-based methods (e. g., AND-OR tree search, Monte Carlo tree search).

Drug Discovery Graph Neural Network +1

GEO satellites on-orbit repairing mission planning with mission deadline constraint using a large neighborhood search-genetic algorithm

no code implementations8 Oct 2021 Peng Han, Yanning Guo, Chuanjiang Li, Hui Zhi, Yueyong Lv

This paper proposed a novel large neighborhood search-adaptive genetic algorithm (LNS-AGA) for many-to-many on-orbit repairing mission planning of geosynchronous orbit (GEO) satellites with mission deadline constraint.

Fast Constraint Propagation for Image Segmentation

no code implementations5 Feb 2015 Peng Han

The experimental results demonstrate the promising performance of the proposed method for segmentation with selectively propagated constraints.

Image Segmentation Segmentation +1

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