Search Results for author: Sungho Shin

Found 28 papers, 8 papers with code

Domain-Specific Block Selection and Paired-View Pseudo-Labeling for Online Test-Time Adaptation

1 code implementation17 Apr 2024 Yeonguk Yu, Sungho Shin, Seunghyeok Back, Minhwan Ko, Sangjun Noh, Kyoobin Lee

After blocks are adjusted for current test domain, we generate pseudo-labels by averaging given test images and corresponding flipped counterparts.

Pseudo Label Test-time Adaptation

Enhancing Low-resolution Face Recognition with Feature Similarity Knowledge Distillation

1 code implementation8 Mar 2023 Sungho Shin, Yeonguk Yu, Kyoobin Lee

This approach differs from conventional knowledge distillation frameworks, which use the L_p distance metrics and offer the advantage of converging well when reducing the distance between features of different resolutions.

Face Recognition Knowledge Distillation

Scalable Primal Decomposition Schemes for Large-Scale Infrastructure Networks

no code implementations22 Dec 2022 Alexander Engelmann, Sungho Shin, François Pacaud, Victor M. Zavala

The real-time operation of large-scale infrastructure networks requires scalable optimization capabilities.

Block Selection Method for Using Feature Norm in Out-of-distribution Detection

1 code implementation CVPR 2023 Yeonguk Yu, Sungho Shin, Seongju Lee, Changhyun Jun, Kyoobin Lee

In this study, we first revealed that a norm of the feature map obtained from the other block than the last block can be a better indicator of OOD detection.

Out-of-Distribution Detection Out of Distribution (OOD) Detection

Teaching Where to Look: Attention Similarity Knowledge Distillation for Low Resolution Face Recognition

1 code implementation29 Sep 2022 Sungho Shin, Joosoon Lee, Junseok Lee, Yeonguk Yu, Kyoobin Lee

Deep learning has achieved outstanding performance for face recognition benchmarks, but performance reduces significantly for low resolution (LR) images.

Face Recognition Knowledge Distillation

Near-Optimal Distributed Linear-Quadratic Regulator for Networked Systems

1 code implementation12 Apr 2022 Sungho Shin, Yiheng Lin, Guannan Qu, Adam Wierman, Mihai Anitescu

This paper studies the trade-off between the degree of decentralization and the performance of a distributed controller in a linear-quadratic control setting.

Exponential Decay of Sensitivity in Graph-Structured Nonlinear Programs

no code implementations8 Jan 2021 Sungho Shin, Mihai Anitescu, Victor M. Zavala

We study solution sensitivity for nonlinear programs (NLPs) whose structures are induced by graphs.

Stochastic Optimization Optimization and Control

SBML2Julia: interfacing SBML with efficient nonlinear Julia modelling and solution tools for parameter optimization

1 code implementation5 Nov 2020 Paul F. Lang, Sungho Shin, Victor M. Zavala

Motivation: Estimating model parameters from experimental observations is one of the key challenges in systems biology and can be computationally very expensive.

S-SGD: Symmetrical Stochastic Gradient Descent with Weight Noise Injection for Reaching Flat Minima

no code implementations5 Sep 2020 Wonyong Sung, Iksoo Choi, Jinhwan Park, Seokhyun Choi, Sungho Shin

The proposed method is compared with the conventional SGD method and previous weight-noise injection algorithms using convolutional neural networks for image classification.

Image Classification Scheduling

Multiple Classification with Split Learning

no code implementations22 Aug 2020 Jongwon Kim, Sungho Shin, Yeonguk Yu, Junseok Lee, Kyoobin Lee

We divided a single deep learning architecture into a common extractor, a cloud model and a local classifier for the distributed learning.

Classification General Classification +1

A Graph-Based Modeling Abstraction for Optimization: Concepts and Implementation in Plasmo.jl

2 code implementations9 Jun 2020 Jordan Jalving, Sungho Shin, Victor M. Zavala

We present a general graph-based modeling abstraction for optimization that we call an OptiGraph.

Optimization and Control

Quantized Neural Networks: Characterization and Holistic Optimization

no code implementations31 May 2020 Yoonho Boo, Sungho Shin, Wonyong Sung

This study proposes a holistic approach for the optimization of QDNNs, which contains QDNN training methods as well as quantization-friendly architecture design.

Model Selection Quantization

On the Convergence of Overlapping Schwarz Decomposition for Nonlinear Optimal Control

no code implementations14 May 2020 Sen Na, Sungho Shin, Mihai Anitescu, Victor M. Zavala

We study the convergence properties of an overlapping Schwarz decomposition algorithm for solving nonlinear optimal control problems (OCPs).

Motion Planning

Unifying Theorems for Subspace Identification and Dynamic Mode Decomposition

1 code implementation16 Mar 2020 Sungho Shin, Qiugang Lu, Victor M. Zavala

This paper presents unifying results for subspace identification (SID) and dynamic mode decomposition (DMD) for autonomous dynamical systems.

On the Convergence of the Dynamic Inner PCA Algorithm

no code implementations12 Mar 2020 Sungho Shin, Alex D. Smith, S. Joe Qin, Victor M. Zavala

In this work, we show that this algorithm is a specialized variant of a coordinate maximization algorithm.

SQWA: Stochastic Quantized Weight Averaging for Improving the Generalization Capability of Low-Precision Deep Neural Networks

no code implementations2 Feb 2020 Sungho Shin, Yoonho Boo, Wonyong Sung

Model averaging is a promising approach for achieving the good generalization capability of DNNs, especially when the loss surface for training contains many sharp minima.

Quantization

Fully Neural Network Based Speech Recognition on Mobile and Embedded Devices

no code implementations NeurIPS 2018 Jinhwan Park, Yoonho Boo, Iksoo Choi, Sungho Shin, Wonyong Sung

The RNN implementation on embedded devices can suffer from excessive DRAM accesses because the parameter size of a neural network usually exceeds that of the cache memory and the parameters are used only once for each time step.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +1

Fixed-point optimization of deep neural networks with adaptive step size retraining

no code implementations27 Feb 2017 Sungho Shin, Yoonho Boo, Wonyong Sung

Fixed-point optimization of deep neural networks plays an important role in hardware based design and low-power implementations.

Quantization

Quantized neural network design under weight capacity constraint

no code implementations19 Nov 2016 Sungho Shin, Kyuyeon Hwang, Wonyong Sung

The complexity of deep neural network algorithms for hardware implementation can be lowered either by scaling the number of units or reducing the word-length of weights.

Quantization

Generative Knowledge Transfer for Neural Language Models

no code implementations14 Aug 2016 Sungho Shin, Kyuyeon Hwang, Wonyong Sung

In this paper, we propose a generative knowledge transfer technique that trains an RNN based language model (student network) using text and output probabilities generated from a previously trained RNN (teacher network).

Language Modelling Text Generation +1

Fixed-Point Performance Analysis of Recurrent Neural Networks

no code implementations4 Dec 2015 Sungho Shin, Kyuyeon Hwang, Wonyong Sung

Recurrent neural networks have shown excellent performance in many applications, however they require increased complexity in hardware or software based implementations.

Language Modelling Quantization

Resiliency of Deep Neural Networks under Quantization

no code implementations20 Nov 2015 Wonyong Sung, Sungho Shin, Kyuyeon Hwang

In this work, the effects of retraining are analyzed for a feedforward deep neural network (FFDNN) and a convolutional neural network (CNN).

Quantization

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