no code implementations • 8 Apr 2024 • Junseo Park, Beomseok Ko, Hyeryung Jang
By using around 15-20 images of the target style, the approach establishes a foundational binding of a unique token identifier with a broad range of the target style.
1 code implementation • 29 Aug 2022 • Nicolas Skatchkovsky, Hyeryung Jang, Osvaldo Simeone
In this paper, we take steps towards the design of neuromorphic systems that are capable of adaptation to changing learning tasks, while producing well-calibrated uncertainty quantification estimates.
no code implementations • NeurIPS 2021 • Nicolas Skatchkovsky, Osvaldo Simeone, Hyeryung Jang
One of the key challenges in training Spiking Neural Networks (SNNs) is that target outputs typically come in the form of natural signals, such as labels for classification or images for generative models, and need to be encoded into spikes.
no code implementations • 5 Feb 2021 • Hyeryung Jang, Osvaldo Simeone
Spiking Neural Networks (SNNs) offer a novel computational paradigm that captures some of the efficiency of biological brains by processing through binary neural dynamic activations.
2 code implementations • 15 Dec 2020 • Hyeryung Jang, Nicolas Skatchkovsky, Osvaldo Simeone
Artificial Neural Network (ANN)-based inference on battery-powered devices can be made more energy-efficient by restricting the synaptic weights to be binary, hence eliminating the need to perform multiplications.
no code implementations • 27 Oct 2020 • Nicolas Skatchkovsky, Hyeryung Jang, Osvaldo Simeone
Synergies between wireless communications and artificial intelligence are increasingly motivating research at the intersection of the two fields.
no code implementations • 27 Oct 2020 • Nicolas Skatchkovsky, Hyeryung Jang, Osvaldo Simeone
Inspired by the operation of biological brains, Spiking Neural Networks (SNNs) have the unique ability to detect information encoded in spatio-temporal patterns of spiking signals.
no code implementations • 27 Oct 2020 • Hyeryung Jang, Nicolas Skatchkovsky, Osvaldo Simeone
Then, we review learning algorithms and applications for SNNs that aim at mimicking the functionality of ANNs by detecting or generating spatial patterns in rate-encoded spiking signals.
2 code implementations • 3 Sep 2020 • Nicolas Skatchkovsky, Hyeryung Jang, Osvaldo Simeone
This paper introduces a novel "all-spike" low-power solution for remote wireless inference that is based on neuromorphic sensing, Impulse Radio (IR), and Spiking Neural Networks (SNNs).
no code implementations • 23 Jul 2020 • Hyeryung Jang, Osvaldo Simeone
It is shown that the multiple generated output samples can be used during inference to robustify decisions and to quantify uncertainty -- a feature that deterministic SNN models cannot provide.
2 code implementations • 20 Apr 2020 • Hyeryung Jang, Nicolas Skatchkovsky, Osvaldo Simeone
Networks of spiking neurons and Winner-Take-All spiking circuits (WTA-SNNs) can detect information encoded in spatio-temporal multi-valued events.
3 code implementations • 21 Oct 2019 • Nicolas Skatchkovsky, Hyeryung Jang, Osvaldo Simeone
To this end, we introduce an online FL-based learning rule for networked on-device SNNs, which we refer to as FL-SNN.
no code implementations • 2 Oct 2019 • Hyeryung Jang, Osvaldo Simeone, Brian Gardner, André Grüning
The sparsity of the synaptic spiking inputs and the corresponding event-driven nature of neural processing can be leveraged by energy-efficient hardware implementations, which can offer significant energy reductions as compared to conventional artificial neural networks (ANNs).
no code implementations • 9 Sep 2019 • Hyungseok Song, Hyeryung Jang, Hai H. Tran, Se-eun Yoon, Kyunghwan Son, Donggyu Yun, Hyoju Chung, Yung Yi
IS-MDP decomposes a joint action of selecting K items simultaneously into K iterative selections resulting in the decrease of actions at the expense of an exponential increase of states.
1 code implementation • 23 Aug 2019 • Sangwoo Park, Hyeryung Jang, Osvaldo Simeone, Joonhyuk Kang
This paper considers an Internet-of-Things (IoT) scenario in which devices sporadically transmit short packets with few pilot symbols over a fading channel.
1 code implementation • 6 Mar 2019 • Sangwoo Park, Hyeryung Jang, Osvaldo Simeone, Joonhyuk Kang
Consider an Internet-of-Things (IoT) scenario in which devices transmit sporadically using short packets with few pilot symbols.
no code implementations • 10 Dec 2018 • Hyeryung Jang, Osvaldo Simeone, Brian Gardner, André Grüning
This paper aims at providing an introduction to SNNs by focusing on a probabilistic signal processing methodology that enables the direct derivation of learning rules leveraging the unique time encoding capabilities of SNNs.
no code implementations • 21 Oct 2018 • Hyeryung Jang, Osvaldo Simeone
In this work, a probabilistic model is introduced for a generalized set-up in which the synaptic time series can take values in an arbitrary alphabet and are characterized by both causal and instantaneous statistical dependencies.
no code implementations • 29 Apr 2018 • Hyeryung Jang, HyungSeok Song, Yung Yi
In this paper, we consider the problem of recovering a graph that represents the statistical data dependency among nodes for a set of data samples generated by nodes, which provides the basic structure to perform an inference task, such as MAP (maximum a posteriori).
no code implementations • 26 May 2016 • Hyeryung Jang, Hyungwon Choi, Yung Yi, Jinwoo Shin
This paper studies the problem of parameter learning in probabilistic graphical models having latent variables, where the standard approach is the expectation maximization algorithm alternating expectation (E) and maximization (M) steps.