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Kexuan Shi

7 accepted papers

2026

Orthogonal Model Merging

ICML 2026poster

Merging finetuned Large Language Models (LLMs) has become increasingly important for integrating diverse capabilities into a single unified model. However, prevailing model merging methods rely on linear arithmetic in Euclidean space, which often destroys the intrinsic geometric properties of pretra…

Cited by 0SourceScholar
2026

Task-Aware Image Signal Processor for Advanced Visual Perception

CVPR 2026

In recent years, there has been a growing trend in computer vision towards exploiting RAW sensor data, which preserves richer information compared to conventional low-bit RGB images. Early studies mainly focused on enhancing visual quality, while more recent efforts aim to leverage the abundant info

Cited by 0SourcecodeScholar
2025

Consistency Trajectory Matching for One-Step Generative Super-Resolution

ICCV 2025poster

Current diffusion-based super-resolution (SR) approaches achieve commendable performance at the cost of high inference overhead. Therefore, distillation techniques are utilized to accelerate the multi-step teacher model into one-step student model. Nevertheless, these methods significantly raise tra…

2025

Inductive Gradient Adjustment for Spectral Bias in Implicit Neural Representations

ICML 2025poster

Implicit Neural Representations (INRs), as a versatile representation paradigm, have achieved success in various computer vision tasks. Due to the spectral bias of the vanilla multi-layer perceptrons (MLPs), existing methods focus on designing MLPs with sophisticated architectures or repurposing tra…

2025

Learning Pixel-adaptive Multi-layer Perceptrons for Real-time Image Enhancement

ICCV 2025poster

Deep learning-based bilateral grid processing has emerged as a promising solution for image enhancement, inherently encoding spatial and intensity information while enabling efficient full-resolution processing through slicing operations. However, existing approaches are limited to linear affine tra…

2025

Uncertainty-guided Perturbation for Image Super-Resolution Diffusion Model

CVPR 2025poster

Diffusion-based image super-resolution methods have demonstrated significant advantages over GAN-based approaches, particularly in terms of perceptual quality. Building upon a lengthy Markov chain, diffusion-based methods possess remarkable modeling capacity, enabling them to achieve outstanding per…

2024

Improved Implicit Neural Representation with Fourier Reparameterized Training

CVPR 2024poster

Implicit Neural Representation (INR) as a mighty representation paradigm has achieved success in various computer vision tasks recently. Due to the low-frequency bias issue of vanilla multi-layer perceptron (MLP) existing methods have investigated advanced techniques such as positional encoding and…