Memristive competitive hopfield neural network for image segmentation application

C Xu, M Liao, C Wang, J Sun, H Lin - Cognitive Neurodynamics, 2023 - Springer
Image segmentation implementation provides simplified and effective feature information of
image. Neural network algorithms have made significant progress in the application of …

Winner-Take-All and Loser-Take-All Circuits: Architectures, Applications and Analytical Comparison

E Rahiminejad, H Aminzadeh - Chips, 2023 - mdpi.com
Different winner-take-all (WTA) and loser-take-all (LTA) circuits are studied, and their
operations are analyzed in this review. The exclusive operation of the current conveyor …

A low-voltage high-precision time-domain winner-take-all circuit

E Rahiminejad, M Saberi, R Lotfi… - … on Circuits and …, 2019 - ieeexplore.ieee.org
In this brief, a novel low-voltage time-domain fully digital winner-take-all (WTA) circuit is
proposed. In order to enhance the accuracy and the speed of the circuit, the proposed …

[Retracted] Enhancing the Accuracy and Speed of Sampling in Image Sensors by Designing Analog to Digital Converter with Power Decrease Approach

Z Saeidiyan, MH Fatehi, M Taghizadeh… - Journal of …, 2022 - Wiley Online Library
Analog to digital converters (ADCs) enable the processing of real‐world analog signals in
the digital realm. These converters are widely used in sensor systems, medical components …

A novel current-mode winner-take-all topology

D Moro-Frias, MT Sanz-Pascual… - 2011 20th European …, 2011 - ieeexplore.ieee.org
In this paper a novel Winner-Take-All (WTA) topology is presented which shows good trade-
off between resolution and resolution speed, at the cost of some increase in power …

A Compact 140nW/input Winner-Take-All Circuit for Spiking Neural Networks

R Gaurav, AA Kadam, AK Singh… - … on Circuits and …, 2024 - ieeexplore.ieee.org
Solving classification problems using Spiking Neural Networks (SNNs) involves determining
the most active neuron in the output layer. Scalable, low-power and low-area hardware …

A Low-Power and High-Precision Time-Domain Winner-Take-All Circuit Based on the Group Search Algorithm

HY Shadmehri, E Rahiminejad… - … on Circuits and …, 2024 - ieeexplore.ieee.org
In this paper, a low-power and high-precision time-domain winner-take-all (WTA) circuit is
proposed which is based on a novel group search algorithm. The proposed method, which …

Modelling and optimization of CMOS winner-takes-all circuit for improved slew rate using swarm intelligence based techniques

KL Baishnab, PK Paul, NM Laskar, S Nath… - Journal of Information …, 2017 - Taylor & Francis
In emulating biological behavior of vertebrates, neuromorphic integrated chips are being
widely employed. CMOS Winner-Takes-All (WTA) circuit is one of the key component of …

High precision low-voltage WTA/LTA circuit for signal processing applications

R Pandey, S Singh - Wireless Personal Communications, 2019 - Springer
The paper proposes low-voltage current mode winner takes all (WTA)/loser takes all (LTA)
circuit which detects maximum and minimum values from the given current inputs …

An ultra-low-power voltage-mode asynchronous WTA-LTA circuit

J Fernández-Berni, R Carmona-Galán… - … on Circuits and …, 2013 - ieeexplore.ieee.org
This paper presents an asynchronous mixed-signal WTA-LTA circuit conceived to carry out
local minimum maximum indexing in massively parallel image processing arrays. The …