← National Tsing Hua University

JSSC · 2022–2026 LIVE

National Tsing Hua University

対象論文Papers 33 · 筆頭著者first author 19 · 著者按分fractional 17.45 · 台湾Taiwan #1 · 世界World #16

所属著者Affiliated authors

ORCID が一致する著者は同一人物としてまとめています。それ以外は表記ごとに別人として扱います。Authors sharing an ORCID are merged; other spellings are listed separately.

順位Rank著者Author論文数Papers
1Kea-Tiong Tang ORCID20
2Meng-Fan Chang ORCID18
3Chih-Cheng Hsieh ORCID15
3Chung-Chuan Lo ORCID15
5Ren-Shuo Liu ORCID14
6Ping-Chun Wu ORCID5
7Chuan-Jia Jhang ORCID4
7De-Qi You ORCID4
7Jin-Sheng Ren4
7Li-Yang Hong4
7Yen-Lin Chung4
12Chao-Tsung Huang ORCID3
12Fu-Chun Chang3
12Ho-Yu Chen3
12Hung-Hsi Hsu ORCID3
12Jian-Wei Su ORCID3
12Ruhui Liu ORCID3
12Tai-Hao Wen3
12Wei-Hsing Huang3
20Andrew Lee2
20Chiao-Yen Cheng ORCID2
20Chih-Han Chien2
20Fang-Yi Chen2
20Guan-Cheng Chen ORCID2
20Je-Min Hung ORCID2
20Jen-Chun Tien ORCID2
20Jun-Ming Hsu ORCID2
20Jyun-Cheng Bai ORCID2
20Le-Jung Hsieh2
20Pei-Jung Lu2
20Pen-Jui Peng ORCID2
20Ping-Hsuan Hsieh ORCID2
20Ta-Wei Liu2
20Ting-Chien Chiu2
20Tsung-Han Lou ORCID2
20Xin Si ORCID2
20Yen-Cheng Chiu2
20Yen-Chi Chou2
20Yu-Chen Chen ORCID2
20Yu-Cheng Hung2
20Yu-Hsiang Chin2
20Yu-Sheng Kao ORCID2
20Yuan Wu ORCID2
20Zhao-En Ke2
45Chao-En Ke1
45Chen-Hsun Lin1
45Cheng-Xin Xue1
45Chi-Rong Chou1
45Chia-Yu Chang ORCID1
45Chih-Fang Huang ORCID1
45Chun-Chang Lu ORCID1
45Chun-Ying Lee1
45Chung-Yuan Li1
45Fang-Ling Hsieh1
45Guan-Yi Lin1
45Hao-Jiun Tu1
45Hong-Chuan Liao1
45Hsiao-Yu Huang1
45Hua-Jin Wen1
45Hui-Yao Kao1
45Hui-Yun Tsai1
45Jia-Han Liu ORCID1
45Jing-Hong Wang1
45John Carl Joel S. Marquez ORCID1
45Jyun-Yi Wu ORCID1
45Kai-Feng Chang1
45Kai-Ping Lin ORCID1
45Kuang-Tang Chang1
45Mai Tseng ORCID1
45P. K. Shihabudeen ORCID1
45Peng Chen ORCID1
45Po-Jung Chen1
45Po-Lin Lee1
45Po-Ting Shen ORCID1
45Po-Yen Lu ORCID1
45Shau-Hua Yeh1
45Sheng-Hsi Hung ORCID1
45Sheng-Po Huang1
45Shih-Hsih Teng1
45Sih-Han Li ORCID1
45Ssu-Yen Wu1
45Tianlong Pan1
45Ting-Hao Hsu1
45Ting-Wei Chang1
45Ting-Yu Wang ORCID1
45Tong Wu1
45Tsung-Han Hsieh1
45Tsung-Yung Jonathan Chang ORCID1
45Tung-Cheng Chang1
45Wei-Ting Hsu1
45Ya-Tang Yang1
45Yao-Kai Yeh1
45Yen-Hsiang Huang1
45Yen-Po Lin ORCID1
45Yi-Ming Li1
45Yong-Tai Chen ORCID1
45Yu-An Chien1
45Yu-Chen Chang1
45Yu-Chiao Chen1
45Yu-Ching Su1
45Yu-Chun Ding ORCID1
45Yu-Der Chih1
45Yu-Hsiang Huang ORCID1
45Yu-Hsien Lin1
45Yu-Hui Wang1
45Yun-Chen Lo ORCID1
45Yun-Cheng Jao ORCID1
45Yung-Ning Tu1
45Zhi-Jun Zhang1
45Zhixiao Zhang1

対象論文Papers

  1. JSSC
    2026
    A 2.16-pJ/b 112-Gb/s PAM-4 Transceiver With Time-Interleaved 2-b/3-b ADCs and Unbalanced Baud-Rate CDR for XSR Applications in 28-nm CMOS
    DOI
    Yen-Po Lin, Pen-Jui Peng, Chun-Chang Lu, Po-Ting Shen, Yun-Cheng Jao, Ping-Hsuan Hsieh
    National Tsing Hua University
  2. JSSC
    2026
    A 65-nm CMOS Machine-Learning-Enhanced Bandwidth-Efficient LiDAR
    DOI
    Pooya Poolad, Foad Arvani, Bahaa Radi, Ping-Hsuan Hsieh, Tony Chan Carusone
    University of Toronto · National Tsing Hua University
  3. JSSC
    2026
    A Capacitor-Free Hybrid-Process Low Dropout Regulator With Ultrahigh-Gain Amplifier and Super Source Follower for 0.297 mV/A Load Regulation and 0.024 mV/V Line Regulation
    DOI
    Yu-Ting Huang, Xiao-Quan Wu, Chi-Yu Chen, Po-Jui Chiu, Chien-Wei Cho, Tz-Wun Wang, Ke-Horng Chen, Ying-Hsi Lin, Shian-Ru Lin, Tsung-Yen Tsai, Sheng-Hsi Hung, Chih-Fang Huang, Philex Ming-Yan Fan, Tsorng-Juu Liang, Hann-Huei Tsai
    National Yang Ming Chiao Tung University · Realtek · National Tsing Hua University · National Cheng Kung University · TCI (Taiwan)
  4. JSSC
    2026
    A Microscaling Multi-Mode Gain-Cell Computing-in-Memory Macro for Advanced AI Edge Device
    DOI
    Jen-Chun Tien, Ping-Chun Wu, Win-San Khwa, Ashwin Sanjay Lele, Jian-Wei Su, Chiao-Yen Cheng, Jun-Ming Hsu, Yu-Chen Chen, Le-Jung Hsieh, Jyun-Cheng Bai, Yu-Sheng Kao, Tsung-Han Lou, Jui-Jen Wu, Chung-Chuan Lo, Ren-Shuo Liu, Chih-Cheng Hsieh, Kea-Tiong Tang, Meng-Fan Chang
    National Tsing Hua University · TSMC · Industrial Technology Research Institute
  5. JSSC
    2026
    A Nonvolatile AI-Edge Processor With Lossless-Compressed-Computing STT-MRAM Near-Memory-Compute Macro Using Dynamic Floating-/Fixed-Point Accumulation
    DOI
    De-Qi You, Win-San Khwa, Bo Zhang, Jui-Jen Wu, Chuan-Jia Jhang, Guan-Yi Lin, Po-Jung Chen, Ting-Chien Chiu, Fang-Yi Chen, Andrew Lee, Yu-Cheng Hung, Chung-Chuan Lo, Ren-Shuo Liu, Chih-Cheng Hsieh, Kea-Tiong Tang, Yu-Der Chih, Tsung-Yung Jonathan Chang, Meng-Fan Chang
    National Tsing Hua University · TSMC
  6. JSSC
    2026
    A Versatile-Format Dual-Representation Gain-Cell Computing-in-Memory Accelerator for General-Purpose Edge AI Tasks
    DOI
    Jen-Chun Tien, De-Qi You, Win-San Khwa, Yu-Sheng Kao, Le-Jung Hsieh, Tsung-Han Lou, Jyun-Cheng Bai, Ting-Hao Hsu, Mai Tseng, Hung-Hsi Hsu, Yao-Kai Yeh, Ashwin Sanjay Lele, Brian Crafton, Bo Zhang, Ping-Sheng Wu, Ya-Tang Yang, Chung-Chuan Lo, Ren-Shuo Liu, Chih-Cheng Hsieh, Kea-Tiong Tang, Meng-Fan Chang
    National Tsing Hua University · TSMC
  7. JSSC
    2026
    A μ-NMC-Δ-IMC Heterogeneous STT-MRAM Compute-in-Memory Macro Using Δ-Clamping Bit Reduction for Noise-Tolerant Bayesian Neural Networks
    DOI
    De-Qi You, Win-San Khwa, Bo Zhang, Fang-Yi Chen, Andrew Lee, Yu-Cheng Hung, Yi-Ming Li, Yu-Hui Wang, Chung-Chuan Lo, Ren-Shuo Liu, Chih-Cheng Hsieh, Kea-Tiong Tang, Yu-Der Chih, Tsung-Yung Jonathan Chang, Meng-Fan Chang
    National Tsing Hua University · TSMC · TSMC
  8. JSSC
    2026
    ANP-O: A 67 μ W/Channel, 0.13 nW/Synapse/Bit Nose-on-a-Chip for Noninvasive Diagnosis of Diseases With On-Chip Incremental Learning
    DOI
    Dexuan Huo, Yu-Hsien Lin, P. K. Shihabudeen, Jilin Zhang, Chi-Rong Chou, Zhihua Wang, Kea-Tiong Tang, Hong Chen
    Tsinghua University · National Tsing Hua University
  9. JSSC
    2026
    ANP-OT: A 0.17 nW/Synapse 0.46 pJ/SOP Asynchronous Neuromorphic Olfactory Processor With On-Chip Transfer Learning for Noninvasive Cross-Hospital Cross-Pulmonary-Disease Diagnosis
    DOI
    Dexuan Huo, Ziyi Cheng, Jilin Zhang, Yumeng Jiang, Lushuo Zhang, Hui Wang, Na Ma, Zebin Huang, Minggui Lin, Yunxia Zhao, Zhihua Wang, Kea-Tiong Tang, Hong Chen
    Tsinghua University · Beijing Tsinghua Chang Gung Hospital · Third Hospital of Hebei Medical University · National Tsing Hua University
  10. JSSC
    2026
    An Energy-Efficient CNN Processor Supporting Bi-Directional FPN for Small-Object Detection on High-Resolution Videos in 16-nm FinFET
    DOI
    Yu-Chun Ding, Chia-Yu Chang, Hui-Yun Tsai, Chun-Yeh Lin, Hao-Jiun Tu, Yu-Ching Su, Kai-Feng Chang, Tsung-Han Hsieh, Wen-Ching Chen, Nian-Shyang Chang, Chun-Pin Lin, Chi-Shi Chen, Chao-Tsung Huang
    National Tsing Hua University · National Institutes of Applied Research
  11. JSSC
    2026
    Tiamat: An Energy-Efficient Transformer-Based Diffusion Model Processor Supporting Classifier-Free Guidance for Image Generation
    DOI
    Po-Yen Lu, Po-Wei Chen, Shau-Hua Yeh, Zhi-Jun Zhang, Yong-Tai Chen, Ting-Yu Wang, Chao-Tsung Huang
    National Tsing Hua University · Novatek Microelectronics (Taiwan)
  12. JSSC
    2025
    A 2.2-ps Time-of-Flight Resolution Frequency-Domain fNIRS Readout IC With a Dynamic Architecture and Cross-Coupling-Free Intensity and Phase-to-Digital Converter
    DOI
    Zhouchen Ma, Yuxiang Lin, Cheng Chen, Xiang'ao Qi, Yongfu Li, Kea-Tiong Tang, Fa Wang, Tianhong Zhang, Guoxing Wang, Jian Zhao
    Shanghai Jiao Tong University · National Tsing Hua University · United Imaging Healthcare (China) · Shanghai Mental Health Center
  13. JSSC
    2025
    A 22 nm Floating-Point ReRAM Compute-in-Memory Macro Using Residue-Shared ADC for AI Edge Device
    DOI
    Hung-Hsi Hsu, Tai-Hao Wen, Win-San Khwa, Wei-Hsing Huang, Zhao-En Ke, Yu-Hsiang Chin, Hua-Jin Wen, Yu-Chen Chang, Wei-Ting Hsu, Ashwin Sanjay Lele, Bo Zhang, Ping-Sheng Wu, Chung-Chuan Lo, Ren-Shuo Liu, Chih-Cheng Hsieh, Kea-Tiong Tang, Shih-Hsin Teng, Chung-Cheng Chou, Yu-Der Chih, Tsung-Yung Jonathan Chang, Meng-Fan Chang
    National Tsing Hua University · TSMC · Georgia Institute of Technology · TSMC
  14. JSSC
    2025
    ANP-G: A 28-nm 1.04-pJ/SOP Sub-mm² Asynchronous Hybrid Neural Network Olfactory Processor Enabling Few-Shot Class-Incremental On-Chip Learning
    DOI
    Dexuan Huo, Jilin Zhang, Xinyu Dai, Jian Zhang, Chunqi Qian, Kea-Tiong Tang, Hong Chen
    Tsinghua University · National Tsing Hua University
  15. JSSC
    2025
    An Integer-Floating-Point Dual-Mode Gain-Cell Computing-in-Memory Macro for Advanced AI Edge Chips
    DOI
    Ping-Chun Wu, Win-San Khwa, Jui-Jen Wu, Jian-Wei Su, Chuan-Jia Jhang, Ho-Yu Chen, Zhao-En Ke, Ting-Chien Chiu, Jun-Ming Hsu, Chiao-Yen Cheng, Yu-Chen Chen, Chung-Chuan Lo, Ren-Shuo Liu, Chih-Cheng Hsieh, Kea-Tiong Tang, Meng-Fan Chang
    National Tsing Hua University · TSMC · Industrial Technology Research Institute
  16. JSSC
    2025
    VISTA: A Memory-Efficient CNN Processor for Video and Image Spatial/Temporal Interpolation Acceleration
    DOI
    Kai-Ping Lin, Jia-Han Liu, Hong-Chuan Liao, Jyun-Yi Wu, Tong Wu, Chao-Tsung Huang
    National Tsing Hua University
  17. JSSC
    2024
    A 0.67-to-5.4 TSOPs/W Spiking Neural Network Accelerator With 128/256 Reconfigurable Neurons and Asynchronous Fully Connected Synapses
    DOI
    Xiang’ao Qi, Xiangting Li, Yuqing Lou, Yongfu Li, Guoxing Wang, Kea-Tiong Tang, Jian Zhao
    Shanghai Jiao Tong University · National Tsing Hua University
  18. JSSC
    2024
    A Floating-Point 6T SRAM In-Memory-Compute Macro Using Hybrid-Domain Structure for Advanced AI Edge Chips
    DOI
    Ping-Chun Wu, Jian-Wei Su, Li-Yang Hong, Jin-Sheng Ren, Chih-Han Chien, Ho-Yu Chen, Chao-En Ke, Hsu-Ming Hsiao, Sih-Han Li, Shyh-Shyuan Sheu, Wei-Chung Lo, Shih-Chieh Chang, Chung-Chuan Lo, Ren-Shuo Liu, Chih-Cheng Hsieh, Kea-Tiong Tang, Meng-Fan Chang
    National Tsing Hua University · Industrial Technology Research Institute
  19. JSSC
    2024
    A Nonvolatile AI-Edge Processor With SLC–MLC Hybrid ReRAM Compute-in-Memory Macro Using Current–Voltage-Hybrid Readout Scheme
    DOI
    Hung-Hsi Hsu, Tai-Hao Wen, Wei-Hsing Huang, Win-San Khwa, Yun-Chen Lo, Chuan-Jia Jhang, Yu-Hsiang Chin, Yu-Chiao Chen, Chung-Chuan Lo, Ren-Shuo Liu, Kea-Tiong Tang, Chih-Cheng Hsieh, Yu-Der Chih, Tsung-Yung Jonathan Chang, Meng-Fan Chang
    National Tsing Hua University · TSMC
  20. JSSC
    2024
    ANP-I: A 28-nm 1.5-pJ/SOP Asynchronous Spiking Neural Network Processor Enabling Sub-0.1-μ J/Sample On-Chip Learning for Edge-AI Applications
    DOI
    Jilin Zhang, Dexuan Huo, Jian Zhang, Chunqi Qian, Qi Liu, Liyang Pan, Zhihua Wang, Ning Qiao, Kea-Tiong Tang, Hong Chen
    Tsinghua University · National Tsing Hua University
  21. JSSC
    2024
    An 8b-Precision 6T SRAM Computing-in-Memory Macro Using Time-Domain Incremental Accumulation for AI Edge Chips
    DOI
    Ping-Chun Wu, Jian-Wei Su, Yen-Lin Chung, Li-Yang Hong, Jin-Sheng Ren, Fu-Chun Chang, Yuan Wu, Ho-Yu Chen, Chen-Hsun Lin, Hsu-Ming Hsiao, Sih-Han Li, Shyh-Shyuan Sheu, Shih-Chieh Chang, Wei-Chung Lo, Chih-I Wu, Chung-Chuan Lo, Ren-Shuo Liu, Chih-Cheng Hsieh, Kea-Tiong Tang, Meng-Fan Chang
    National Tsing Hua University · Industrial Technology Research Institute
  22. JSSC
    2024
    An 8b-Precision 8-Mb STT-MRAM Near-Memory-Compute Macro Using Weight-Feature and Input-Sparsity Aware Schemes for Energy-Efficient Edge AI Devices
    DOI
    De-Qi You, Yen-Cheng Chiu, Win-San Khwa, Chung-Yuan Li, Fang-Ling Hsieh, Yu-An Chien, Chung-Chuan Lo, Ren-Shuo Liu, Chi-Cheng Hsieh, Kea-Tiong Tang, Yu-Der Chih, Tsung-Yung Jonathan Chang, Meng-Fan Chang
    National Tsing Hua University · TSMC
  23. JSSC
    2024
    An Energy-Efficient Computing-in-Memory NN Processor With Set-Associate Blockwise Sparsity and Ping-Pong Weight Update
    DOI
    Jinshan Yue, Yongpan Liu, Xiaoyu Feng, Yifan He, Jingyu Wang, Zhe Yuan, Mingtao Zhan, Jiaxin Liu, Jian-Wei Su, Yen-Lin Chung, Ping-Chun Wu, Li-Yang Hong, Meng-Fan Chang, Nan Sun, Chunmeng Dou, Xueqing Li, Ming Liu, Huazhong Yang
    Chinese Academy of Sciences · Tsinghua University · National Tsing Hua University · Fudan University
  24. JSSC
    2023
    8-b Precision 8-Mb ReRAM Compute-in-Memory Macro Using Direct-Current-Free Time-Domain Readout Scheme for AI Edge Devices
    DOI
    Je-Min Hung, Tai-Hao Wen, Yen-Hsiang Huang, Sheng-Po Huang, Fu-Chun Chang, Chin-I Su, Win-San Khwa, Chung-Chuan Lo, Ren-Shuo Liu, Chih-Cheng Hsieh, Kea-Tiong Tang, Yu-Der Chih, Tsung-Yung Jonathan Chang, Meng-Fan Chang
    National Tsing Hua University · TSMC
  25. JSSC
    2023
    A 0.8 V Intelligent Vision Sensor With Tiny Convolutional Neural Network and Programmable Weights Using Mixed-Mode Processing-in-Sensor Technique for Image Classification
    DOI
    Tzu-Hsiang Hsu, Guan-Cheng Chen, Yi-Ren Chen, Ren-Shuo Liu, Chung-Chuan Lo, Kea-Tiong Tang, Meng-Fan Chang, Chih-Cheng Hsieh
    MediaTek · National Tsing Hua University · Phison (Taiwan)
  26. JSSC
    2023
    A 12-ENOB Second-Order Noise-Shaping SAR ADC With PVT-Insensitive Voltage– Time–Voltage Converter
    DOI
    Chih-Cheng Chen, Yu-Hsiang Huang, John Carl Joel S. Marquez, Chih-Cheng Hsieh
    Novatek Microelectronics (Taiwan) · National Tsing Hua University
  27. JSSC
    2023
    A 8-b-Precision 6T SRAM Computing-in-Memory Macro Using Segmented-Bitline Charge-Sharing Scheme for AI Edge Chips
    DOI
    Jian-Wei Su, Yen-Chi Chou, Ruhui Liu, Ta-Wei Liu, Pei-Jung Lu, Ping-Chun Wu, Yen-Lin Chung, Li-Yang Hong, Jin-Sheng Ren, Tianlong Pan, Chuan-Jia Jhang, Wei-Hsing Huang, Chih-Han Chien, Peng-I Mei, Sih-Han Li, Shyh-Shyuan Sheu, Shih-Chieh Chang, Wei-Chung Lo, Chih-I Wu, Xin Si, Chung-Chuan Lo, Ren-Shuo Liu, Chih-Cheng Hsieh, Kea-Tiong Tang, Meng-Fan Chang
    National Tsing Hua University · Industrial Technology Research Institute
  28. JSSC
    2023
    A Multimode Vision Sensor With Temporal Contrast Pixel and Column-Parallel Local Binary Pattern Extraction for Dynamic Depth Sensing Using Stereo Vision
    DOI
    Min-Yang Chiu, Guan-Cheng Chen, Tzu-Hsiang Hsu, Ren-Shuo Liu, Chung-Chuan Lo, Kea-Tiong Tang, Meng-Fan Chang, Chih-Cheng Hsieh
    Novatek Microelectronics (Taiwan) · National Tsing Hua University · MediaTek
  29. JSSC
    2023
    TT@CIM: A Tensor-Train In-Memory-Computing Processor Using Bit-Level-Sparsity Optimization and Variable Precision Quantization
    DOI
    Ruiqi Guo, Zhiheng Yue, Xin Si, Hao Li, Te Hu, Limei Tang, Yabing Wang, Hao Sun, Leibo Liu, Meng-Fan Chang, Qiang Li, Shaojun Wei, Shouyi Yin
    Beijing National Research Center for Information Science and Technology · Tsinghua University · Southeast University · National Tsing Hua University · University of Electronic Science and Technology of China
  30. JSSC
    2022
    A 22-nm 1-Mb 1024-b Read Data-Protected STT-MRAM Macro With Near-Memory Shift-and-Rotate Functionality and 42.6-GB/s Read Bandwidth for Security-Aware Mobile Device
    DOI
    Yen-Cheng Chiu, Tung-Cheng Chang, Chun-Ying Lee, Je-Min Hung, Kuang-Tang Chang, Cheng-Xin Xue, Ssu-Yen Wu, Hui-Yao Kao, Peng Chen, Hsiao-Yu Huang, Shih-Hsih Teng, Chieh-Pu Lo, Yi-Chun Shih, Yu-Der Chih, Tsung-Yung Jonathan Chang, Yier Jin, Meng-Fan Chang
    National Tsing Hua University · TSMC · University of Florida
  31. JSSC
    2022
    A 56-Gb/s PAM-4 Transmitter/Receiver Chipset With Nonlinear FFE for VCSEL-Based Optical Links in 40-nm CMOS
    DOI
    Pen-Jui Peng, Po-Lin Lee, Hsiang-En Huang, Wei-Jian Huang, Ming-Wei Lin, Ying-Zong Juang, Sheng-Hsiang Tseng
    National Tsing Hua University · National Institutes of Applied Research
  32. JSSC
    2022
    STICKER-IM: A 65 nm Computing-in-Memory NN Processor Using Block-Wise Sparsity Optimization and Inter/Intra-Macro Data Reuse
    DOI
    Jinshan Yue, Yongpan Liu, Zhe Yuan, Xiaoyu Feng, Yifan He, Wenyu Sun, Zhixiao Zhang, Xin Si, Ruhui Liu, Zi Wang, Meng-Fan Chang, Chunmeng Dou, Xueqing Li, Ming Liu, Huazhong Yang
    Chinese Academy of Sciences · Tsinghua University · National Tsing Hua University
  33. JSSC
    2022
    Two-Way Transpose Multibit 6T SRAM Computing-in-Memory Macro for Inference-Training AI Edge Chips
    DOI
    Jian-Wei Su, Xin Si, Yen-Chi Chou, Ting-Wei Chang, Wei-Hsing Huang, Yung-Ning Tu, Ruhui Liu, Pei-Jung Lu, Ta-Wei Liu, Jing-Hong Wang, Yen-Lin Chung, Jin-Sheng Ren, Fu-Chun Chang, Yuan Wu, Hongwu Jiang, Shanshi Huang, Sih-Han Li, Shyh-Shyuan Sheu, Chih-I Wu, Chung-Chuan Lo, Ren-Shuo Liu, Chih-Cheng Hsieh, Kea-Tiong Tang, Shimeng Yu, Meng-Fan Chang
    National Tsing Hua University · Southeast University · Georgia Institute of Technology · Industrial Technology Research Institute