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Listar Arquitectura y Tecnología de Computadores por autor "Yousefzadeh, Amirreza"
Mostrando ítems 1-13 de 13
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Artículo
Active Perception with Dynamic Vision Sensors. Minimum Saccades with Optimum Recognition
Yousefzadeh, Amirreza; Orchard, Garrick; Serrano Gotarredona, María Teresa; Linares Barranco, Bernabé (Institute of Electrical and Electronics Engineers (IEEE), 2018)Vision processing with Dynamic Vision Sensors (DVS) is becoming increasingly popular. This type of bio-inspired vision ...
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Artículo
Asynchronous Spiking Neurons, the Natural Key to Exploit Temporal Sparsity
Yousefzadeh, Amirreza; Khoei, Mina A.; Hosseini, Sahar; Holanda, Priscila; Leroux, Sam; Moreira, Orlando; Tapson, Jonathan; Dhoedt, Bart; Simoens, Pieter; Serrano Gotarredona, María Teresa; Linares Barranco, Bernabé (IEEE Computer Society, 2019)Inference of Deep Neural Networks for stream signal (Video/Audio) processing in edge devices is still challenging. Unlike ...
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Artículo
Asynchronous Spiking Neurons, the Natural Key to Exploit Temporal Sparsity
Yousefzadeh, Amirreza; Khoei, Mina A.; Hosseini, Sahar; Holanda, Priscila; Leroux, Sam; Moreira, Orlando; Tapson, Jonathan; Dhoedt, Bart; Simoens, Pieter; Serrano Gotarredona, María Teresa; Linares Barranco, Bernabé (Institute of Electrical and Electronics Engineers (IEEE), 2019)Inference of Deep Neural Networks for stream signal (Video/Audio) processing in edge devices is still challenging. Unlike ...
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Ponencia
Conversion of Synchronous Artificial Neural Network to Asynchronous Spiking Neural Network using sigma-delta quantization
Yousefzadeh, Amirreza; Hosseini, Sahar; Holanda, Priscila; Leroux, Sam; Werner, Thilo; Serrano Gotarredona, María Teresa; Linares Barranco, Bernabé; Dhoedt, Bart; Simoens, Pieter (IEEE Computer Society, 2019)Artificial Neural Networks (ANNs) show great performance in several data analysis tasks including visual and ...
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Tesis Doctoral
Diseño digital para sistemas bio-inspirados neuromórficos de proceso de visión.
Yousefzadeh, Amirreza (2018-04-04)Artificial Intelligence (AI) is an exciting technology that flourished in this century. One of the goals for this technology ...
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Ponencia
Fast Pipeline 128x128 Pixel Spiking Convolution Core for Event-Driven Vision Processing in FPGAs
Yousefzadeh, Amirreza; Serrano Gotarredona, María Teresa; Linares Barranco, Bernabé (IEEE. Institute of Electrical and Electronics Engineers, 2015)This paper describes a digital implementation of a parallel and pipelined spiking convolutional neural network (SConvNet) core ...
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Ponencia
Hardware Implementation of Convolutional STDP for On-line Visual Feature Learning
Yousefzadeh, Amirreza; Masquelier, T.; Serrano Gotarredona, María Teresa; Linares Barranco, Bernabé (IEEE. Institute of Electrical and Electronics Engineers, 2017)We present a highly hardware friendly STDP (Spike Timing Dependent Plasticity) learning rule for training ...
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Ponencia
Hybrid Neural Network, An Efficient Low-Power Digital Hardware Implementation of Event-based Artificial Neural Network
Yousefzadeh, Amirreza; Orchard, Garrick; Stromatias, Evangelos; Serrano Gotarredona, María Teresa; Linares Barranco, Bernabé (Institute of Electrical and Electronics Engineers (IEEE), 2018)Interest in event-based vision sensors has proliferated in recent years, with innovative technology becoming more accessible ...
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Ponencia
Live demonstration: Hardware implementation of convolutional STDP for on-line visual feature learning
Yousefzadeh, Amirreza; Masquelier, T.; Serrano Gotarredona, María Teresa; Linares Barranco, Bernabé (IEEE. Institute of Electrical and Electronics Engineers, 2017)We present live demonstration of a hardware that can learn visual features on-line and in real-time during presentation ...
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Ponencia
Live Demonstration: Multiplexing AER Asynchronous Channels over LVDS Links with Flow-Control and Clock- Correction for Scalable Neuromorphic Systems
Yousefzadeh, Amirreza; Jablonski, M.; Iakymchuk, T.; Linares Barranco, Alejandro; Rosado, A.; Plana, L.A.; Serrano Gotarredona, María Teresa; Furber, Steve B.; Linares Barranco, Bernabé (IEEE Computer Society, 2017)In this live demonstration we exploit the use of a serial link for fast asynchronous communication in massively parallel ...
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Ponencia
Multiplexing AER Asynchronous Channels over LVDS Links with Flow-Control and Clock-Correction for Scalable Neuromorphic Systems
Yousefzadeh, Amirreza; Jablonski, M.; Iakymchuk, T.; Linares Barranco, Alejandro; Rosado, A.; Plana, L.A.; Serrano Gotarredona, María Teresa; Furber, Steve B.; Linares Barranco, Bernabé (IEEE Computer Society, 2017)Address-Event-Representation (AER) is a widely extended asynchronous technique for interchanging “neural spikes” among ...
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Ponencia
Passive localization and detection of quadcopter UAVs by using Dynamic Vision Sensor
Hoseini, Seyed Farzad; Orchard, Garrick; Yousefzadeh, Amirreza; Deverakonda, B; Serrano Gotarredona, María Teresa; Linares Barranco, Bernabé (IEEE. Institute of Electrical and Electronics Engineers, 2017)We present a new passive and low power localization method for quadcopter UAVs (Unmanned aerial vehicles) by using dynamic ...
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Ponencia
Performance Comparison of Time-Step-Driven versus Event-Driven Neural State Update Approaches in SpiNNaker
Yousefzadeh, Amirreza; Soto, Miguel; Serrano Gotarredona, María Teresa; Galluppi, Francesco; Plana, Luis A.; Furber, Steve B.; Linares Barranco, Bernabé (IEEE. Institute of Electrical and Electronics Engineers, 2018)The SpiNNaker chip is a multi-core processor optimized for neuromorphic applications. Many SpiNNaker chips are assembled ...