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Haoran Jin

7 accepted papers

2026

C$^{2}$R: Cross-sample Consistency Regularization Mitigates Feature Splitting and Absorption in Sparse Autoencoders

ICML 2026poster

Sparse Autoencoders (SAEs) are widely used to interpret large language models by decomposing activations into sparse, human-understandable features, but scaling to large dictionaries exposes fundamental challenges. Systematic studies reveal pervasive feature splitting that fragments coherent concept…

Cited by 0SourceScholar
2025

Internal Value Alignment in Large Language Models through Controlled Value Vector Activation

ACL 2025long

Aligning Large Language Models (LLMs) with human values has attracted increasing attention since it provides clarity, transparency, and the ability to adapt to evolving scenarios. In this paper, we introduce a Controlled Value Vector Activation (ConVA) method that directly aligns the internal values…

2024

AT4CTR: Auxiliary Match Tasks for Enhancing Click-Through Rate Prediction

AAAI 2024technical

Click-through rate (CTR) prediction is a vital task in industrial recommendation systems. Most existing methods focus on the network architecture design of the CTR model for better accuracy and suffer from the data sparsity problem. Especially in industrial recommendation systems, the widely applied…

Cited by 9SourcePDFScholar
2024

Evaluating Readability and Faithfulness of Concept-based Explanations

EMNLP 2024main

With the growing popularity of general-purpose Large Language Models (LLMs), comes a need for more global explanations of model behaviors. Concept-based explanations arise as a promising avenue for explaining high-level patterns learned by LLMs. Yet their evaluation poses unique challenges, especial…

2024

Ultrasound Robotic System to Multi-Approach Puncture for Endoscopic Spinal Surgery

RA-L 2024

Ultrasound (US) imaging has been widely utilized for guiding puncture procedures in spinal interventions. However, conventional methods that confine puncture within the US plane may not adequately meet the demands of endoscopic spinal surgery (ESS), which requires extensive spatial orientation adjus

Cited by 5SourceScholar
2023

Compliant Joint Based Robotic Ultrasound Scanning System for Imaging Human Spine

RA-L 2023

Robot-assisted ultrasound scanning acquires spatial-property labeled images under high consistency, holding the potential to reconstruct the volume with more intuitive images for examination and surgery guidance. Promisingly, the vertebral level identification, as a time-consuming procedure before s

Cited by 11SourceScholar