1 code implementation • 29 Jan 2023 • Yiming Zhou, Callen MacPhee, Madhuri Suthar, Bahram Jalali
PhyCV is the first computer vision library which utilizes algorithms directly derived from the equations of physics governing physical phenomena.
no code implementations • 25 Aug 2022 • Callen MacPhee, Bahram Jalali
Specifically, diffraction followed by coherent detection, not in its analog realization but when coded as an algorithm, becomes an image enhancement tool.
1 code implementation • 8 Feb 2022 • Callen MacPhee, Madhuri Suthar, Bahram Jalali
Phase-Stretch Adaptive Gradient-Field Extractor (PAGE) is an edge detection algorithm that is inspired by physics of electromagnetic diffraction and dispersion.
no code implementations • 15 Dec 2020 • Tingyi Zhou, Fabien Scalzo, Bahram Jalali
Alternative machine learning approaches that are computationally light with low latency and can work with only a small training dataset are needed for applications where the insatiable demand of deep learning methods for computing power and large training data cannot be met.
Optics Signal Processing
no code implementations • 11 Sep 2020 • Ashkan Samiee, Yiming Zhou, Tingyi Zhou, Bahram Jalali
We demonstrate this "Deep ADC" technique on an 8G Sample/s 8-channel time-interleaved ADC with the QAM-OFDM modulated data.
no code implementations • 11 Sep 2020 • Yiming Zhou, Ashkan Samiee, Tingyi Zhou, Bahram Jalali
In this paper, we propose a Neural Network (NN) based signal processing technique that works with traditional DSP algorithms to overcome the interference problem in realtime.
no code implementations • 9 Apr 2019 • Yueqin Li, Ata Mahjoubfar, Claire Lifan Chen, Kayvan Reza Niazi, Li Pei, Bahram Jalali
Previously we had shown that high-throughput label-free cell classification with high accuracy can be achieved through a combination of time-stretch microscopy, image processing and feature extraction, followed by deep learning for finding cancer cells in the blood.
1 code implementation • 31 Jul 2018 • Sifeng He, Bahram Jalali
A hallucination-free and computationally efficient algorithm for enhancing the resolution of brain MRI images is demonstrated.
no code implementations • 14 Jun 2017 • Madhuri Suthar, Mohammad Asghari, Bahram Jalali
We prove that the Phase Stretch Transform equalizes the input image brightness across the range of intensities resulting in a high dynamic range in visually impaired images.
no code implementations • 7 Jun 2017 • Bahram Jalali, Madhuri Suthar, Mohamad Asghari, Ata Mahjoubfar
We show that dispersive propagation of light followed by phase detection has properties that can be exploited for extracting features from the waveforms.