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Tianpeng Li

7 accepted papers

2026

Towards OOD Generalization in Dynamic Graphs via Causal Invariant Learning

AAAI 2026technical

Although dynamic graph neural networks (DyGNNs) have demonstrated promising capabilities, most existing methods ignore out-of-distribution (OOD) shifts that commonly exist in dynamic graphs. Dynamic graph OOD generalization is non-trivial due to the following challenges: 1) Identifying invariant and

Cited by 0SourcePDFScholar
2025

Facilitating Multi-turn Function Calling for LLMs via Compositional Instruction Tuning

ICLR 2025poster

Large Language Models (LLMs) have exhibited significant potential in performing diverse tasks, including the ability to call functions or use external tools to enhance their performance. While current research on function calling by LLMs primarily focuses on single-turn interactions, this paper addr…

2025

MM-Verify: Enhancing Multimodal Reasoning with Chain-of-Thought Verification

ACL 2025long

According to the Test-Time Scaling, the integration of External Slow-Thinking with the Verify mechanism has been demonstrated to enhance multi-round reasoning in large language models (LLMs). However, in the multimodal (MM) domain, there is still a lack of a strong MM-Verifier. In this paper, we int…

2025

ReSearch: Learning to Reason with Search for LLMs via Reinforcement Learning

NeurIPS 2025poster

Large Language Models (LLMs) have shown remarkable capabilities in reasoning, exemplified by the success of OpenAI-o1 and DeepSeek-R1. However, integrating reasoning with external search processes remains challenging, especially for complex multi-hop questions requiring multiple retrieval steps. We…

Cited by 0SourceScholar
2019

Information Entropy Based Feature Pooling for Convolutional Neural Networks

ICCV 2019poster

In convolutional neural networks (CNNs), we propose to estimate the importance of a feature vector at a spatial location in the feature maps by the network's uncertainty on its class prediction, which can be quantified using the information entropy. Based on this idea, we propose the entropy-based f…

Cited by 40PDFScholar
2019

MVSCRF: Learning Multi-View Stereo With Conditional Random Fields

ICCV 2019poster

We present a deep-learning architecture for multi-view stereo with conditional random fields (MVSCRF). Given an arbitrary number of input images, we first use a U-shape neural network to extract deep features incorporating both global and local information, and then build a 3D cost volume for the re…

Cited by 108PDFScholar
2018

Rethinking Feature Distribution for Loss Functions in Image Classification

CVPR 2018poster

We propose a large-margin Gaussian Mixture (L-GM) loss for deep neural networks in classification tasks. Different from the softmax cross-entropy loss, our proposal is established on the assumption that the deep features of the training set follow a Gaussian Mixture distribution. By involving a clas…

Cited by 210SourcePDFScholar