Achieving software-equivalent accuracy for hyperdimensional computing with ferroelectric-based in-memory computing

A Kazemi, F Müller, MM Sharifi, H Errahmouni… - Scientific reports, 2022 - nature.com
Hyperdimensional computing (HDC) is a brain-inspired computational framework that relies
on long hypervectors (HVs) for learning. In HDC, computational operations consist of simple …

[HTML][HTML] The trend of emerging non-volatile TCAM for parallel search and AI applications

KJ Zhou, C Mu, B Wen, XM Zhang, GJ Wu, C Li… - Chip, 2022 - Elsevier
In this paper, we review the recent trends in parallel search and artificial intelligence (AI)
applications using emerging non-volatile ternary content addressable memory (TCAM) …

A reconfigurable fefet content addressable memory for multi-state hamming distance

L Liu, AF Laguna, R Rajaei, MM Sharifi… - … on Circuits and …, 2023 - ieeexplore.ieee.org
Pattern searches, a key operation in many data analytic applications, often deal with data
represented by multiple states per dimension. However, hash tables, a common software …

Cosime: Fefet based associative memory for in-memory cosine similarity search

CK Liu, H Chen, M Imani, K Ni, A Kazemi… - Proceedings of the 41st …, 2022 - dl.acm.org
In a number of machine learning models, an input query is searched across the trained class
vectors to find the closest feature class vector in cosine similarity metric. However …

See-mcam: Scalable multi-bit fefet content addressable memories for energy efficient associative search

S Shou, CK Liu, S Yun, Z Wan, K Ni… - 2023 IEEE/ACM …, 2023 - ieeexplore.ieee.org
Artificial intelligence has made remarkable advancements in recent years, leading to the
development of algorithms and models capable of handling ever-increasing amounts of …

Ferroelectric Content-Addressable Memory Cells with IGZO Channel: Impact of Retention Degradation on the Multibit Operation

MR Sk, S Thunder, D Lehninger, S Sanctis… - ACS Applied …, 2023 - ACS Publications
Indium gallium zinc oxide (IGZO)-based ferroelectric thin-film transistors (FeTFTs) are being
vigorously investigated for being deployed in computing-in-memory (CIM) applications …

In-memory computing accelerators for emerging learning paradigms

D Reis, AF Laguna, M Niemier, XS Hu - Proceedings of the 28th Asia and …, 2023 - dl.acm.org
Over the past decades, emerging, data-driven machine learning (ML) paradigms have
increased in popularity, and revolutionized many application domains. To date, a substantial …

Multilevel operation of ferroelectric fet memory arrays considering current percolation paths impacting switching behavior

F Müller, S De, R Olivo, M Lederer… - IEEE Electron …, 2023 - ieeexplore.ieee.org
This letter reports multi-level-cell (MLC) operation of ferroelectric FETs (FeFET) arranged in
AND-connected memory arrays with a bit-error rate (BER) of 4% when writing a random data …

Hdgim: Hyperdimensional genome sequence matching on unreliable highly scaled fefet

HE Barkam, S Yun, PR Genssler, Z Zou… - … , Automation & Test …, 2023 - ieeexplore.ieee.org
This is the first work to present a reliable application for highly scaled (down to merely 3nm),
multi-bit Ferroelectric FET (FeFET) technology. FeFET is one of the up-and-coming …

FeFET-based in-memory hyperdimensional encoding design

Q Huang, Z Yang, K Ni, M Imani… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The data explosion of Internet of Things (IoT) and machine learning tasks raises a great
demand on highly efficient computing hardware and paradigms. Brain-inspired …