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Jaehoon Lee

19 accepted papers

2026

A Debiased Reconstruction-based Framework for Training-Free Detection of AI-Generated Images

CVPR 2026

As recent AI models have successfully generated high-resolution photorealistic images, it has also been socially important to detect whether an image is generated by AI. Since training data for the detection task is often not available due to the diversity of generative models, training-free detecti

Cited by 0SourceScholar
2026

HeSS: Head Sensitivity Score for Sparsity Redistribution in VGGT

CVPR 2026

Visual Geometry Grounded Transformer (VGGT) has advanced 3D vision, yet its global attention layers suffer from quadratic computational costs that hinder scalability. Several sparsification-based acceleration techniques have been proposed to alleviate this issue, but they often suffer from substanti

Cited by 0SourcecodeScholar
2026

SSDi8: Accurate and Efficient 8-bit Quantization for State Space Duality

ICLR 2026poster

Recent advances in sequence modeling have highlighted Mamba as a state space architecture offering efficient long-range dependency modeling and providing a viable alternative to Transformers. Building upon this, Mamba-2 introduces the Structured State Space Duality (SSD), which integrates recurrent…

Cited by 0SourcecodeScholar
2025

DCG-SQL: Enhancing In-Context Learning for Text-to-SQL with Deep Contextual Schema Link Graph

ACL 2025long

Text-to-SQL, which translates a natural language question into an SQL query, has advanced with in-context learning of Large Language Models (LLMs). However, existing methods show little improvement in performance compared to randomly chosen demonstrations, and significant performance drops when smal…

2025

Scaling LLM Test-Time Compute Optimally Can be More Effective than Scaling Parameters for Reasoning

ICLR 2025oral

Enabling LLMs to improve their outputs by using more test-time compute is a critical step towards building self-improving agents that can operate on open-ended natural language. In this paper, we scale up inference-time computation in LLMs, with a focus on answering: if an LLM is allowed to use a fi…

Cited by 0SourcePDFScholar
2025

When Should Dense Retrievers Be Updated in Evolving Corpora? Detecting Out-of-Distribution Corpora Using GradNormIR

ACL 2025finding

Dense retrievers encode texts into embeddings to efficiently retrieve relevant documents from large databases in response to user queries. However, real-world corpora continually evolve, leading to a shift from the original training distribution of the retriever. Without timely updates or retraining…

2024

Scaling Exponents Across Parameterizations and Optimizers

ICML 2024poster

Robust and effective scaling of models from small to large width typically requires the precise adjustment of many algorithmic and architectural details, such as parameterization and optimizer choices. In this work, we propose a new perspective on parameterization by investigating a key assumption i…

Cited by 21SourcePDFScholar
2024

Small-scale proxies for large-scale Transformer training instabilities

ICLR 2024oral

Teams that have trained large Transformer-based models have reported training instabilities at large scale that did not appear when training with the same hyperparameters at smaller scales. Although the causes of such instabilities are of scientific interest, the amount of resources required to repr…

Cited by 79SourcePDFScholar
2022

Fast Neural Kernel Embeddings for General Activations

NeurIPS 2022accept

Infinite width limit has shed light on generalization and optimization aspects of deep learning by establishing connections between neural networks and kernel methods. Despite their importance, the utility of these kernel methods was limited in large-scale learning settings due to their (super-)quad…

Cited by 19SourcePDFScholar
2022

LORD: Lower-Dimensional Embedding of Log-Signature in Neural Rough Differential Equations

ICLR 2022poster

The problem of processing very long time-series data (e.g., a length of more than 10,000) is a long-standing research problem in machine learning. Recently, one breakthrough, called neural rough differential equations (NRDEs), has been proposed and has shown that it is able to process such data. The…

2021

Dataset Distillation with Infinitely Wide Convolutional Networks

NeurIPS 2021poster

The effectiveness of machine learning algorithms arises from being able to extract useful features from large amounts of data. As model and dataset sizes increase, dataset distillation methods that compress large datasets into significantly smaller yet highly performant ones will become valuable in…

2021

Exploring the Uncertainty Properties of Neural Networks’ Implicit Priors in the Infinite-Width Limit

ICLR 2021poster

Modern deep learning models have achieved great success in predictive accuracy for many data modalities. However, their application to many real-world tasks is restricted by poor uncertainty estimates, such as overconfidence on out-of-distribution (OOD) data and ungraceful failing under distribution…

2021

Invertible Tabular GANs: Killing Two Birds with One Stone for Tabular Data Synthesis

NeurIPS 2021poster

Tabular data synthesis has received wide attention in the literature. This is because available data is often limited, incomplete, or cannot be obtained easily, and data privacy is becoming increasingly important. In this work, we present a generalized GAN framework for tabular synthesis, which comb…

Cited by 37SourcePDFScholar
2020

Finite Versus Infinite Neural Networks: an Empirical Study

NeurIPS 2020spotlight

We perform a careful, thorough, and large scale empirical study of the correspondence between wide neural networks and kernel methods. By doing so, we resolve a variety of open questions related to the study of infinitely wide neural networks. Our experimental results include: kernel methods outperf…

2020

Neural Tangents: Fast and Easy Infinite Neural Networks in Python

ICLR 2020spotlight

Neural Tangents is a library for working with infinite-width neural networks. It provides a high-level API for specifying complex and hierarchical neural network architectures. These networks can then be trained and evaluated either at finite-width as usual or in their infinite-width limit. Infinite…

Cited by 293SourcecodeScholar
2019

Bayesian Deep Convolutional Networks with Many Channels are Gaussian Processes

ICLR 2019poster

There is a previously identified equivalence between wide fully connected neural networks (FCNs) and Gaussian processes (GPs). This equivalence enables, for instance, test set predictions that would have resulted from a fully Bayesian, infinitely wide trained FCN to be computed without ever instanti…

Cited by 401SourcePDFScholar
2019

Wide Neural Networks of Any Depth Evolve as Linear Models Under Gradient Descent

NeurIPS 2019poster

A longstanding goal in deep learning research has been to precisely characterize training and generalization. However, the often complex loss landscapes of neural networks have made a theory of learning dynamics elusive. In this work, we show that for wide neural networks the learning dynamics simpl…

2018

Deep Neural Networks as Gaussian Processes

ICLR 2018poster

It has long been known that a single-layer fully-connected neural network with an i.i.d. prior over its parameters is equivalent to a Gaussian process (GP), in the limit of infinite network width. This correspondence enables exact Bayesian inference for infinite width neural networks on regression…