Quantum Image Understanding

Woon Siong Gan

Paul Thomas

Art has the remarkable capacity to reveal things previously unrecognisable until they emerge visually, allowing us to accept new images and expand our ability to interpret the world. Such images become additions to the mental archive we use to recognise and understand our surroundings. Imagining something entirely new is, perhaps, altogether impossible insofar as our understanding is rooted in mental models we compare with external images. When it comes to quantum theory, for instance, we struggle to find any existing schema in our reliquary of mental images to draw from—with attempts to visualise quantum phenomena frequently creating only greater confusion as we try to make sense of its novel qualities within more traditional frameworks. An artwork expressing something unfamiliar about the world can challenge viewers to expand their canvas of consciousness, welcoming new possibilities. By attentively examining a work of art, we can sidestep preconceptions that might otherwise cast the unknown as alien. Art invites us to ask, “What sensations does this image offer me? What gift is it extending?”

Vyacheslav F. Guzik, S.M. Gushansky, Viktor Potapov

The article discusses the theory of quantum image processing and quantum image manipulation (fast geometric transformations, including the flip, orthogonal rotations and limited geometric transformations). In this work we have investigated the area of quantum image processing and have tested the FPQI model. Models (developed in the work and others) were investigated by explicitly modeling quantum behavior on a large quantum system. A basic scheme for encoding 2×2 image has been created to gain a clearer understanding of the mechanics of quantum image models.

Fei Yan, Salvador Elías Venegas-Andraca

Haechan An, Ali Najjar Amiri, Dominic P. Goronzy +5 more

Detecting electronic hot spots is important for understanding the heat dissipation and thermal management of electronic and semiconductor devices. Optical thermoreflective imaging is being used to perform precise temporal and spatial imaging of heat on wires and semiconductor materials. We apply quantum squeezed light to perform thermoreflective imaging on micro-wires, surpassing the shot-noise limit of classical approaches. We obtain a far-field temperature sensing accuracy of 42 mK after 50 ms of averaging and show that a 256×256 pixel image can be constructed with such sensitivity in 10 min. We can further obtain single-shot temperature sensing of 1.6 K after only 10 μs of averaging, enabling a dynamical study of heat dissipation. Not only do the quantum images provide accurate spatiotemporal information about heat distribution but also the measure of quantum correlation provides additional information, inaccessible by classical techniques, which can lead to a better understanding of the dynamics. We apply the technique to both aluminum and niobium microwires and discuss the applications of the technique in studying electron dynamics at low temperatures.

Fei Yan, Salvador Elías Venegas-Andraca