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Optalysys: What we do (And why we do it)

Optalysys: What we do (And why we do it)

Since the early days of the silicon revolution, the course of processor development has followed a spectacular yet predictable arc. This …
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Optalysys
Fully Homomorphic Encryption and the Game of Life

Fully Homomorphic Encryption and the Game of Life

Concrete Boolean for efficient FHE meets optical computing
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Optalysys
Fourier-optical computing: Acceleration squared

Fourier-optical computing: Acceleration squared

Optical computing is fast, but the way we conventionally think about faster computing can miss the greater point.
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Optalysys

The distinction between FHE and TEEs: The Downfall attack

As a company focused on accelerating Homomorphic Encryption, we are often asked questions about the distinction between the security…
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Optalysys
FHE: An alternative to client-side scanning?

FHE: An alternative to client-side scanning?

With Joseph Wilson and Florent Michel
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Optalysys
FHE and machine learning: A student perspective with examples

FHE and machine learning: A student perspective with examples

With Peter Li, Florent Michel and Joseph Wilson
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Optalysys
FHE, data sharing and confidentiality

FHE, data sharing and confidentiality

The value of data is well recognised, but what does it look like to actually realise this value? Data is often bought and sold in such a…
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Optalysys
Optalysys: What we’ve done (And why we did it)

Optalysys: What we’ve done (And why we did it)

When we launched this blog in early 2021, we opened with a description of our technology and our reasons for pursuing this kind of optical…
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Optalysys
Max, min, and sort functions using Programmable Bootstrapping in Concrete FHE

Max, min, and sort functions using Programmable Bootstrapping in Concrete FHE

With Florent Michel, Joseph Wilson and Edward Cottle.
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Optalysys
Logistic Regression on Encrypted Data

Logistic Regression on Encrypted Data

With Florent Michel and Joseph Wilson
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Edward Cottle
Encrypted search using fully homomorphic encryption

Encrypted search using fully homomorphic encryption

With Florent Michel, Joseph Wilson and Edward Cottle
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Optalysys
Attention: Fourier Transforms. A giant leap in transformer efficiency.

Attention: Fourier Transforms. A giant leap in transformer efficiency.

With Joseph Wilson
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Edward Cottle
Semantic segmentation using an optical computer

Semantic segmentation using an optical computer

With Edward Cottle
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adh1s
Accelerating Convolution Vision Transformers

Accelerating Convolution Vision Transformers

With Florent Michel and Adhi Saravanan.
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Edward Cottle
Higher numerical precision for optical Fourier transforms

Higher numerical precision for optical Fourier transforms

We’ve described before how our optical computing system has some inherent advantages over electronic methods when it comes to executing the…
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Optalysys
AI super resolution using an optical computer

AI super resolution using an optical computer

In this article we will discuss super resolution, an AI technique that uses deep neural networks to increase the resolution of images and…
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Edward Cottle
Optical computing for predicting vortex formation

Optical computing for predicting vortex formation

with Edward Cottle and Joseph Wilson
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Florent Michel
The Optical Fourier Engine: A Fourier transform accelerator in arbitrary number of dimensions

The Optical Fourier Engine: A Fourier transform accelerator in arbitrary number of dimensions

We show that the optical Fourier core can be used to compute Fourier transforms in any dimension
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Florent Michel
Neurosymbolic AI: Combining Logic Tensor Networks and Computer Vision

Neurosymbolic AI: Combining Logic Tensor Networks and Computer Vision

In our previous article on self-driving vehicles, we explored some of the nuances of the two most common algorithmic approaches…
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Edward Cottle
Self-driving vehicles and Fourier-optical computing: A way forward?

Self-driving vehicles and Fourier-optical computing: A way forward?

Over the past half year at Optalysys, we’ve tested the prototype of our novel Fourier-optical processor technology in a broad range of…
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Optalysys
Simulating wave propagation with the optical Fourier Engine

Simulating wave propagation with the optical Fourier Engine

We show that the Optalysys Fourier engine can accurately simulate wave propagation, including dispersive and dissipative effects
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Florent Michel
Deep learning and fluid dynamics: Solving the Navier-Stokes equations with an optical neural…

Deep learning and fluid dynamics: Solving the Navier-Stokes equations with an optical neural…

Using optical computing and deep learning for solving the Navier-Stokes equations
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Optalysys
Optical computing for computational fluid dynamics: An introduction to CFD

Optical computing for computational fluid dynamics: An introduction to CFD

Engineers predict the behaviour of things on a regular basis. “Will this bridge hold under load? Will it hold in high winds? Are there any…
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Joseph Wilson
Scaling up: Using Fourier Optics for Bigger Transforms

Scaling up: Using Fourier Optics for Bigger Transforms

The Fourier transform is a phenomenally useful mathematical tool applied throughout the scientific world. Wherever nature contains a…
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Optalysys
Optical Computing and Transformer Networks

Optical Computing and Transformer Networks

We show that optical convolutions can be used to build transformer networks, paving the way for making them more efficient using optics
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Optalysys
Model Uncertainty in CNNs

Model Uncertainty in CNNs

Industry is becoming increasingly more reliant on computer vision, with large numbers of diverse applications for example robotic surgery…
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Edward Cottle
Optical Computing for Cryptography: Fully Homomorphic Encryption

Optical Computing for Cryptography: Fully Homomorphic Encryption

Fourier-Optical computing has the capacity to deliver tremendous improvements in artificial intelligence, but that’s not the only field to…
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Joseph Wilson
Optical Computing for Cryptography: Lattice-based Cryptography

Optical Computing for Cryptography: Lattice-based Cryptography

With Florent Michel
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Joseph Wilson
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