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Xinyi He

10 accepted papers

2026

SWE-Perf: Can Language Models Optimize Code Performance on Real-World Repositories?

ICML 2026poster

Code performance optimization is paramount in real-world software engineering and critical for production-level systems. While Large Language Models (LLMs) have demonstrated impressive capabilities in code generation and bug fixing, their proficiency in enhancing code performance at the repository l…

Cited by 0SourceScholar
2025

Afterburner: Reinforcement Learning Facilitates Self-Improving Code Efficiency Optimization

NeurIPS 2025poster

Large Language Models (LLMs) generate functionally correct solutions but often fall short in code efficiency, a critical bottleneck for real-world deployment. In this paper, we introduce a novel test-time iterative optimization framework to address this, employing a closed-loop system where LLMs ite…

Cited by 0SourcecodeScholar
2025

Diffusion Suction Grasping with Large-Scale Parcel Dataset

IROS 2025

While recent advances in suction grasping have shown remarkable progress, significant challenges persist particularly in cluttered and complex parcel handling scenarios. Current approaches are limited by (1) the lack of comprehensive parcel-specific suction grasp datasets and (2) poor adaptability t

Cited by 0SourcecodeScholar
2025

TableLoRA: Low-rank Adaptation on Table Structure Understanding for Large Language Models

ACL 2025long

Tabular data are crucial in many fields and their understanding by large language models (LLMs) under high parameter efficiency paradigm is important. However, directly applying parameter-efficient fine-tuning (PEFT) techniques to tabular tasks presents significant challenges, particularly in terms…

2024

CoCoST: Automatic Complex Code Generation with Online Searching and Correctness Testing

EMNLP 2024main

Large Language Models have revolutionized code generation ability by converting natural language descriptions into executable code. However, generating complex code within real-world scenarios remains challenging due to intricate structures, subtle bugs, understanding of advanced data types, and lac…

2024

TAP4LLM: Table Provider on Sampling, Augmenting, and Packing Semi-structured Data for Large Language Model Reasoning

EMNLP 2024finding

Table reasoning tasks have shown remarkable progress with the development of large language models (LLMs), which involve interpreting and drawing conclusions from tabular data based on natural language (NL) questions. Existing solutions mainly tested on smaller tables face scalability issues and str…

2024

Text2Analysis: A Benchmark of Table Question Answering with Advanced Data Analysis and Unclear Queries

AAAI 2024technical

Tabular data analysis is crucial in various fields, and large language models show promise in this area. However, current research mostly focuses on rudimentary tasks like Text2SQL and TableQA, neglecting advanced analysis like forecasting and chart generation. To address this gap, we developed the…

2023

AnaMeta: A Table Understanding Dataset of Field Metadata Knowledge Shared by Multi-dimensional Data Analysis Tasks

ACL 2023findings

Tabular data analysis is performed everyday across various domains. It requires an accurate understanding of field semantics to correctly operate on table fields and find common patterns in daily analysis. In this paper, we introduce the AnaMeta dataset, a collection of 467k tables with derived supe…

2022

Table Pre-training: A Survey on Model Architectures, Pre-training Objectives, and Downstream Tasks

IJCAI 2022poster

Following the success of pre-training techniques in the natural language domain, a flurry of table pre-training frameworks have been proposed and have achieved new state-of-the-arts on various downstream tasks such as table question answering, table type recognition, column relation classification,…

Cited by 71SourcePDFScholar
2022

Towards Robust Numerical Question Answering: Diagnosing Numerical Capabilities of NLP Systems

EMNLP 2022main

Numerical Question Answering is the task of answering questions that require numerical capabilities. Previous works introduce general adversarial attacks to Numerical Question Answering, while not systematically exploring numerical capabilities specific to the topic. In this paper, we propose to con…