Takumi Takahashi

Publication Activity (10 Years)

Years Active: 2016-2024
Publications (10 Years): 62

Top Topics

Belief Propagation

Highly Correlated

Indoor Positioning

Top Venues

Publications

Taisuke Nogami, Shinsuke Ibi, Takumi Takahashi, Hisato Iwai
Data-Driven Tuning of Deep Unfolding-Aided Blind Signal Separation for Short Data Length. CCNC (2024)
Takumi Yoshida, Takumi Takahashi, Koji Ishibashi
Low-Complexity Cross-Domain Iterative Detection Based on Local LMMSE Filters for OTFS. ICC Workshops (2024)
Takanobu Doi, Jun Shikida, Daichi Shirase, Kazushi Muraoka, Naoto Ishii, Takumi Takahashi, Shinsuke Ibi
Outer Loop Link Adaptation Based on User Multiplexing for Generalized Approximate Message Passing in Massive MIMO. WCNC (2024)
Takuma Kobayashi, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Concatenated Structure of EP and Turbo Equalizer for Overloaded Massive MIMO Detection. CCNC (2024)
Kengo Furuta, Takumi Takahashi, Kenta Ito, Shinsuke Ibi
Joint Channel and Data Estimation via Bayesian Parametric Bilinear Inference for OTFS Transmission. CCNC (2024)
Kenta Ito, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Bilinear Gaussian Belief Propagation for Massive MIMO Detection With Non-Orthogonal Pilots. IEEE Trans. Commun. 72 (2) (2024)
Atsunori Shimamura, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Uplink Signal Detection via Look-Up Table-Based AMP for Massive MIMO Systems. IEEE Access 11 (2023)
Takumi Takahashi, Hiroki Iimori, Kengo Ando, Koji Ishibashi, Shinsuke Ibi, Giuseppe Thadeu Freitas de Abreu
Bayesian Receiver Design via Bilinear Inference for Cell-Free Massive MIMO With Low-Resolution ADCs. IEEE Trans. Wirel. Commun. 22 (7) (2023)
Yuya Nishi, Takumi Takahashi, Hiroki Iimori, Giuseppe Abreu, Shinsuke Ibi, Seiichi Sampei
Wireless Location Tracking via Complex-Domain Super MDS with Time Series Self-Localization Information. ICASSP (2023)
Kenta Ito, Takumi Takahashi, Koji Igarashi, Shinsuke Ibi, Seiichi Sampei
AoA Estimation-Aided Bayesian Receiver Design via Bilinear Inference for mmWave Massive MIMO. ICC (2023)
Yasuhide Miura, Takumi Takahashi
Few-shot Named Entity Recognition with Supported and Dependent Label Representations. IJCNLP (Findings) (2023)
Takanobu Doi, Jun Shikida, Daichi Shirase, Kazushi Muraoka, Naoto Ishii, Takumi Takahashi, Shinsuke Ibi
Receive Beamforming Designed for Massive Multi-User MIMO Detection via Gaussian Belief Propagation. IEICE Trans. Commun. 106 (9) (2023)
Koichi Nishikawa, Shinsuke Ibi, Takumi Takahashi, Hisato Iwai
Blind Self-Interference Canceller with Adaptive Differential Delay for IBFD in the Presence of Fractional Delay Path. VTC Fall (2023)
Takumi Takahashi, Antti Tölli, Shinsuke Ibi, Seiichi Sampei
Low-Complexity Large MIMO Detection via Layered Belief Propagation in Beam Domain. IEEE Trans. Wirel. Commun. 21 (1) (2022)
Itsuki Watanabe, Takumi Takahashi, Shinsuke Ibi, Antti Tölli, Seiichi Sampei
Gaussian Belief Propagation for mmWave Large MIMO Detection with Low-Resolution ADCs. SPAWC (2022)
Takanobu Doi, Jun Shikida, Kazushi Muraoka, Naoto Ishii, Daichi Shirase, Takumi Takahashi, Shinsuke Ibi
Receive Beamforming for Gaussian Belief Propagation in Massive Multi-user MIMO for Reducing Fronthaul Bandwidth. WCNC (2022)
Atsunori Shimamura, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Referential Approximate Message Passing for Quantized Large MIMO Detection. GLOBECOM (2022)
Hyeon Seok Rou, Giuseppe Thadeu Freitas de Abreu, Takumi Takahashi
An Efficient Vector-valued Belief Propagation Decoder for Quadrature Spatial Modulation. IEEECONF (2022)
Koji Igarashi, Takumi Takahashi, Seiichi Sampei, Kyo Inoue
Soft-decision FEc Designed for Optically Preamplified PAM4 Direct Detection. OECC/PSC (2022)
Ryota Tamaki, Kenta Ito, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Suppression of Self-Noise Feedback in GAMP for Highly Correlated Large MIMO Detection. ICC (2022)
Hiroki Iimori, Takumi Takahashi, Koji Ishibashi, Giuseppe Thadeu Freitas de Abreu, David González G., Osvaldo Gonsa
Joint Activity and Channel Estimation for Extra-Large MIMO Systems. IEEE Trans. Wirel. Commun. 21 (9) (2022)
Takumi Yoshida, Daichi Shirase, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Low-Complexity Large MIMO Detection Based on Beam-Domain Local LMMSE Filters. ICC (2022)
Daiki Wakumoto, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Phase-Noise-Aware LLR Calculation for mmWave MIMO Systems with High-Order Modulation. VTC Spring (2022)
Hiroki Iimori, Takumi Takahashi, Hyeon Seok Rou, Koji Ishibashi, Giuseppe Thadeu Freitas de Abreu, David González G., Osvaldo Gonsa
Grant-Free Access for Extra-Large MIMO Systems Subject to Spatial Non-Stationarity. ICC (2022)
Kenta Ito, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Bayesian Joint Channel and Data Estimation for Correlated Large MIMO with Non-orthogonal Pilots. ICC (2021)
Hiroki Iimori, Takumi Takahashi, Koji Ishibashi, Giuseppe Thadeu Freitas de Abreu, Wei Yu
Grant-Free Access via Bilinear Inference for Cell-Free MIMO With Low-Coherence Pilots. IEEE Trans. Wirel. Commun. 20 (11) (2021)
Daichi Shirase, Takumi Takahashi, Shinsuke Ibi, Kazushi Muraoka, Naoto Ishii, Seiichi Sampei
Negentropy-Aware Loss Function for Trainable Belief Propagation in Coded MIMO Detection. GLOBECOM (2021)
Kengo Ando, Hiroki Iimori, Takumi Takahashi, Koji Ishibashi, Giuseppe Thadeu Freitas de Abreu
Uplink Signal Detection for Scalable Cell-Free Massive MIMO Systems With Robustness to Rate-Limited Fronthaul. IEEE Access 9 (2021)
Takumi Takahashi, Motoki Taniguchi, Tomoki Taniguchi, Tomoko Ohkuma
Multi-span Extractive Reading Comprehension Without Multi-span Supervision. ECIR (2) (2021)
Takuya Mihara, Shinsuke Ibi, Takumi Takahashi, Hisato Iwai
Iterative Demodulation and Decoding with Blind Channel Estimator for LoRa Modulation. APWCS (2021)
Ryuji Kano, Takumi Takahashi, Toru Nishino, Motoki Taniguchi, Tomoki Taniguchi, Tomoko Ohkuma
Quantifying Appropriateness of Summarization Data for Curriculum Learning. EACL (2021)
Masahiro Takigawa, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Iterative Carrier Frequency Offset Estimation with Independent Component Analysis in BLE Systems. IEICE Trans. Commun. (1) (2021)
Akihiro Kubota, Seiichi Sampei, Takumi Takahashi
A Study on Conversion of NLoS to LoS conditions using Sidelink in Smart Factory Environments. APWCS (2021)
Kodai Tasaki, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
3D Convolutional Neural Network-Aided Indoor Positioning Based on Fingerprints of BLE RSSI. APSIPA (2020)
Kenta Ito, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Bilinear Gaussian Belief Propagation for Large MIMO Channel and Data Estimation. GLOBECOM (2020)
Takumi Takahashi, Shinsuke Ibi, Antti Tölli, Seiichi Sampei
Subspace Marginalized Belief Propagation for mmWave Overloaded MIMO Signal Detection. ICC (2020)
Osamu Nakamura, Yasuhiro Hamaguchi, Takumi Takahashi, Seiichi Sampei
Low Latency Interference Cancellation for Uplink URLLC Repetition Transmission. VTC Spring (2020)
Liwen Wang, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Information-Optimum Approximate Message Passing for Quantized Massive MIMO Detection. IEEE Access 8 (2020)
Daichi Shirase, Takumi Takahashi, Shinsuke Ibi, Kazushi Muraoka, Naoto Ishii, Seiichi Sampei
Deep Unfolding-Aided Gaussian Belief Propagation for Correlated Large MIMO Detection. GLOBECOM (2020)
Shunsuke Tsuchida, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Machine Learning-Aided Indoor Positioning Based on Unified Fingerprints of Wi-Fi and BLE. APSIPA (2019)
Takumi Takahashi, Antti Tölli, Shinsuke Ibi, Seiichi Sampei
Concatenated Beam- and Antenna-domain Layered Belief Propagation for Large MIMO Detection. ISWCS (2019)
Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Design of Adaptively Scaled Belief in Multi-Dimensional Signal Detection for Higher-Order Modulation. IEEE Trans. Commun. 67 (3) (2019)
Takumi Takahashi, Antti Tölli, Shinsuke Ibi, Seiichi Sampei
Layered Belief Propagation for Low-Complexity Large MIMO Detection Based on Statistical Beams. ICC (2019)
Liwen Wang, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
A Study on Replica Generation Using LUT Based on Information Bottleneck for MF-GaBP in Massive MIMO Detection. VTC Fall (2019)
Tatsuki Okuyama, Kazushi Muraoka, Shinsuke Ibi, Takumi Takahashi, Satoshi Suyama, Jun Mashino, Seiichi Sampei, Yukihiko Okumura
Uplink Multi-User Massive MIMO Using Gaussian BP in Highly Correlated Actual Environments. VTC Fall (2019)
Takumi Takahashi, Motoki Taniguchi, Tomoki Taniguchi, Tomoko Ohkuma
CLER: Cross-task Learning with Expert Representation to Generalize Reading and Understanding. MRQA@EMNLP (2019)
Takumi Takahashi, Antti Tölli, Shinsuke Ibi, Seiichi Sampei
Low-Complexity Beam-Domain Channel Estimation with Long-Term Statistics for Large MIMO Detection. GLOBECOM (2019)
Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Design of Criterion for Adaptively Scaled Belief in Iterative Large MIMO Detection. IEICE Trans. Commun. (2) (2019)
Takumi Takahashi, Satoru Fukayama, Masataka Goto
Instrudive: A Music Visualization System Based on Automatically Recognized Instrumentation. ISMIR (2018)
Motoki Taniguchi, Tomoki Taniguchi, Takumi Takahashi, Yasuhide Miura, Tomoko Ohkuma
Integrating Entity Linking and Evidence Ranking for Fact Extraction and Verification. FEVER@EMNLP (2018)
Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Iterative Channel Estimation with Non-Orthogonal Pilot for Large MIMO Detection in PDA. ICSPCS (2018)
Takumi Takahashi, Keisuke Shiro, Akira Matsuda, Ryo Komiyama, Hayato Nishioka, Kazunori Hori, Yoshio Ishiguro, Takashi Miyaki, Jun Rekimoto
Augmented jump: a backpack multirotor system for jumping ability augmentation. UbiComp (2018)
Keisuke Inagaki, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Structured Random Codebook Design for GABP Iterative Detection in Massive SCMA. VTC Spring (2018)
Satoshi Tajima, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Iterative Decoding Based on Concatenated Belief Propagation for CRC-Aided Polar Codes. APSIPA (2018)
Michinari Kono, Takumi Takahashi, Hiromi Nakamura, Takashi Miyaki, Jun Rekimoto
Design Guideline for Developing Safe Systems that Apply Electricity to the Human Body. ACM Trans. Comput. Hum. Interact. 25 (3) (2018)
Takumi Takahashi, Takuji Tahara, Koki Nagatani, Yasuhide Miura, Tomoki Taniguchi, Tomoko Ohkuma
Text and Image Synergy with Feature Cross Technique for Gender Identification: Notebook for PAN at CLEF 2018. CLEF (Working Notes) (2018)
Takumi Takahashi, Antti Tölli, Shinsuke Ibi, Seiichi Sampei
Layered Belief Propagation for Low-complexity Large MIMO Detection Based on Statistical Beams. CoRR (2018)
Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Criterion of adaptively scaled belief for PDA in overloaded MIMO channels. ACSSC (2017)
Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
Design of adaptively scaled belief in large MIMO detection for higher-order modulation. APSIPA (2017)
Takumi Takahashi, Kazuya Mera, Tang Ba Nhat, Yoshiaki Kurosawa, Toshiyuki Takezawa
Natural Language Dialog System Considering Speaker's Emotion Calculated from Acoustic Features. IWSDS (2016)
Takumi Takahashi, Shinsuke Ibi, Takeo Ohgane, Seiichi Sampei
On normalized belief of Gaussian BP in correlated large MIMO channels. ISITA (2016)
Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
On Normalization of Matched Filter Belief in GaBP for Large MIMO Detection. VTC Fall (2016)