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Guohao Chen

7 accepted papers

2026

ZeroSiam: An Efficient Siamese for Test-Time Entropy Optimization without Collapse

ICLR 2026poster

Test-time entropy minimization helps adapt a model to novel environments and incentivize its reasoning capability, unleashing the model's potential during inference by allowing it to evolve and improve in real-time using its own predictions. However, pure test-time entropy minimization can favor non…

Cited by 0SourceScholar
2025

Continual Knowledge Adaptation for Reinforcement Learning

NeurIPS 2025poster

Reinforcement Learning enables agents to learn optimal behaviors through interactions with environments. However, real-world environments are typically non-stationary, requiring agents to continuously adapt to new tasks and changing conditions. Although Continual Reinforcement Learning facilitates l…

Cited by 0SourcecodeScholar
2025

Efficient Dynamic Ensembling for Multiple LLM Experts

IJCAI 2025

LLMs have demonstrated impressive performance across various language tasks. However, the strengths of LLMs can vary due to different architectures, model sizes, areas of training data, etc. Therefore, ensemble reasoning for the strengths of different LLM experts is critical to achieving consistent

2025

Self-Bootstrapping for Versatile Test-Time Adaptation

ICML 2025poster

In this paper, we seek to develop a versatile test-time adaptation (TTA) objective for a variety of tasks — classification and regression across image-, object-, and pixel-level predictions. We achieve this through a self-bootstrapping scheme that optimizes prediction consistency between the test im…

Cited by 0SourcePDFScholar
2025

Test-Time Learning for Large Language Models

ICML 2025poster

While Large Language Models (LLMs) have exhibited remarkable emergent capabilities through extensive pre-training, they still face critical limitations in generalizing to specialized domains and handling diverse linguistic variations, known as distribution shifts. In this paper, we propose a Test-T…

Cited by 0SourcePDFScholar
2024

Cross-Device Collaborative Test-Time Adaptation

NeurIPS 2024poster

In this paper, we propose test-time Collaborative Lifelong Adaptation (CoLA), which is a general paradigm that can be incorporated with existing advanced TTA methods to boost the adaptation performance and efficiency in a multi-device collaborative manner. Specifically, we maintain and store a set o…

2024

Test-Time Model Adaptation with Only Forward Passes

ICML 2024oral

Test-time adaptation has proven effective in adapting a given trained model to unseen test samples with potential distribution shifts. However, in real-world scenarios, models are usually deployed on resource-limited devices, e.g., FPGAs, and are often quantized and hard-coded with non-modifiable pa…