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Jianhui Chen

9 accepted papers

2026

Mechanistic Data Attribution: Tracing the Training Origins of Interpretable LLM Units

ICML 2026oral

Mechanistic Interpretability has successfully identified functional circuits in Large Language Models (LLMs), yet their causal origins in the training data remain poorly understood. We bridge this gap by introducing **Mechanistic Data Attribution (MDA)**, a scalable framework that traces the formati…

Cited by 0SourceScholar
2025

Towards Understanding Safety Alignment: A Mechanistic Perspective from Safety Neurons

NeurIPS 2025poster

Large language models (LLMs) excel in various capabilities but pose safety risks such as generating harmful content and misinformation, even after safety alignment. In this paper, we explore the inner mechanisms of safety alignment through the lens of mechanistic interpretability, focusing on identi…

Cited by 0SourceScholar
2024

KoLA: Carefully Benchmarking World Knowledge of Large Language Models

ICLR 2024poster

The unprecedented performance of large language models (LLMs) necessitates improvements in evaluations. Rather than merely exploring the breadth of LLM abilities, we believe meticulous and thoughtful designs are essential to thorough, unbiased, and applicable evaluations. Given the importance of wor…

2024

MAVEN-ARG: Completing the Puzzle of All-in-One Event Understanding Dataset with Event Argument Annotation

ACL 2024long

Understanding events in texts is a core objective of natural language understanding, which requires detecting event occurrences, extracting event arguments, and analyzing inter-event relationships. However, due to the annotation challenges brought by task complexity, a large-scale dataset covering t…

2022

Information-Theoretic Online Multi-Camera Extrinsic Calibration

RA-L 2022

Calibration of multi-camera systems is essential for lifelong use of vision-based headsets and autonomous robots. In this work, we present an information-based framework for online extrinsic calibration of multi-camera systems. While previous work largely focuses on monocular, stereo, or strictly no

Cited by 20SourcecodeScholar
2021

BabelCalib: A Universal Approach to Calibrating Central Cameras

ICCV 2021poster

Existing calibration methods occasionally fail for large field-of-view cameras due to the non-linearity of the underlying problem and the lack of good initial values for all parameters of the used camera model. This might occur because a simpler projection model is assumed in an initial step, or a p…

Cited by 15PDFcodeScholar
2017

Backtracking regression forests for accurate camera relocalization

IROS 2017poster

Camera relocalization plays a vital role in many robotics and computer vision tasks, such as global localization, recovery from tracking failure, and loop closure detection. Recent random forests based methods directly predict 3D world locations for 2D image locations to guide the camera pose optimi…

Cited by 68SourcecodeScholar
2017

The Raincouver Scene Parsing Benchmark for Self-Driving in Adverse Weather and at Night

RA-L 2017

Self-driving vehicles have the potential to transform the way we travel. Their development is at a pivotal point, as a growing number of industrial and academic research organizations are bringing these technologies into controlled but real-world settings. An essential capability of a self-driving v

Cited by 46SourceScholar
2016

Learning Online Smooth Predictors for Realtime Camera Planning Using Recurrent Decision Trees

CVPR 2016oral

We study the problem of online prediction for realtime camera planning, where the goal is to predict smooth trajectories that correctly track and frame objects of interest (e.g., players in a basketball game). The conventional approach for training predictors does not directly consider temporal cons…

Cited by 69PDFScholar