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Related papers: Fourier temporal ghost imaging

200 papers

Ghost imaging is a developing imaging technique that employs random masks to image a sample. Ghost projection utilizes ghost-imaging concepts to perform the complementary procedure of projection of a desired image. The key idea underpinning…

Image and Video Processing · Electrical Eng. & Systems 2023-07-31 David Ceddia , David M. Paganin

A new focal-plane three-dimensional (3D) imaging method based on temporal ghost imaging is proposed and demonstrated. By exploiting the advantages of temporal ghost imaging, this method enables slow integrating cameras have an ability of 3D…

Image and Video Processing · Electrical Eng. & Systems 2018-05-18 Zunwang Bo , Wenlin Gong , Shensheng Han

Traditional ghost imaging acquires images via the correlation of the intensity fluctuations of reference patterns and bucket values, and can even generate positive-negative images by conditionally averaging partial patterns. Here, we…

Image and Video Processing · Electrical Eng. & Systems 2019-11-19 Ya-Xin Li , Wen-Kai Yu , Shuo-Fei Wang

The unpaired training can be the only option available for fast deep learning-based ghost imaging, where obtaining a high signal-to-noise ratio (SNR) image copy of each low SNR ghost image could be practically time-consuming and…

Image and Video Processing · Electrical Eng. & Systems 2021-06-10 Fatemeh Alishahi , Amirhossein Mohajerin-Ariaei

We present a lensless, Fourier-transform ghost imaging scheme by exploring the fourth-order correlation function of spatially incoherent thermal neutron waves. This technique is established on the Fermi-Dirac statistics and the…

Quantum Physics · Physics 2024-03-08 Kun Chen , Shensheng Han

Ghost imaging is an unconventional imaging technique that generates high resolution images by correlating the intensity of two light beams, neither of which independently contains useful information about the shape of the object. Ghost…

In computational ghost imaging the object is illuminated with a sequence of known patterns, and the scattered light is collected using a detector that has no spatial resolution. Using those patterns and the total intensity measurement from…

Image and Video Processing · Electrical Eng. & Systems 2021-12-16 Harry Penketh , William L Barnes , Jacopo Bertolotti

Ghost imaging (GI) is an intriguing imaging technology which achieves the object images through intensity correlation between reference patterns and bucket signal. Here, we propose a probability model to explain the imaging mechanism of…

Image and Video Processing · Electrical Eng. & Systems 2020-12-04 Wen-Kai Yu , Jian Leng

Computational ghost imaging relies on the decomposition of an image into patterns that are summed together with weights that measure the overlap of each pattern with the scene being imaged. These tasks rely on a computer. Here we…

Neurons and Cognition · Quantitative Biology 2019-03-27 Alessandro Boccolini , Alessandro Fedrizzi , Daniele Faccio

Computational ghost imaging needs to acquire a large number of correlated measurements between reference patterns and the scene for reconstruction, so extremely high acquisition speed is crucial for fast ghost imaging. With the development…

Optics · Physics 2015-06-11 Jinli Suo , Yudong Xiao , Liheng Bian , Lei Zhang , Qionghai Dai

We use twin photons generated by spontaneous parametric down conversion (SPDC) to perform temporal ghost imaging of a single time signal. The retrieval of a binary signal containing eight bits is performed with an error rate below 1%.

Quantum Physics · Physics 2017-03-08 Séverine Denis , Paul-Antoine Moreau , Fabrice Devaux , Eric Lantz

Ghost imaging is a non local imaging technology, which can obtain target information by measuring the second-order intensity correlation between the reference light field and the target detection light field. However, the current imaging…

Optics · Physics 2024-03-07 Zhiqing Yang , Cheng Zhou , Gangcheng Wang , Lijun Song

In the last few years,the field of ghost imaging has seen many new developments. From computational ghost imaging to 3D ghost imaging, this field has shown many interesting applications. But the method of obtaining an image in ghost imaging…

Optics · Physics 2014-06-06 Nandan Jha

Single-pixel imaging, with the advantages of a wide spectrum, beyond-visual-field imaging, and robustness to light scattering, has attracted increasing attention in recent years. Fourier single-pixel imaging (FSI) can reconstruct sharp…

Image and Video Processing · Electrical Eng. & Systems 2021-08-05 Dong Zhou , Jie Cao , Huan Cui , Qun Hao , Bing-Kun Chen , Kai Lin

In the conventional ghost imaging (GI), the image is retrieved by correlating the reference intensity fluctuation at a charge-coupled device (CCD) with the signal intensity fluctuation at a bucket detector. In this letter, we present the…

Quantum Physics · Physics 2021-10-25 Huan Zhao , Xiao-Qian Wang , Chao Gao , Zhuo Yu , Shuang Wang , Li-Dan Gou , Zhi-Hai Yao

Ghost imaging is a method to nonlocally image an object by transmitting pairs of entangled photons through the object and a reference optical system respectively. We present a theoretical analysis of the quantum noise in this imaging…

Quantum Physics · Physics 2009-11-10 Jing Cheng , Shensheng Han

A thermal ghost imaging scheme between two distant parties is proposed and experimentally demonstrated over long-distance optical fibers. In the scheme, the weak thermal light is split into two paths. Photons in one path are spatially…

Optics · Physics 2018-03-14 Xin Yao , Wei Zhang , Hao Li , Lixing You , Zhen Wang , Yidong Huang

In certain applications or wavelength regimes, essential optical components for imaging systems are either unavailable or challenging to fabricate. To address this, we propose an optics-free classical ghost imaging (GI) scheme utilizing…

Optics · Physics 2026-03-09 Yuhan Guo , Xiangyu Yin , Chunguang Meng , Liming Li , Huiqiang Liu

X-ray imaging is widely employed in clinical medicine, industrial inspection, and various scientific research fields. Unfortunately, most currently used X-ray two-dimensional (2D) detectors suffer from a fundamental trade-off between the…

The Fourier-Transform ghost imaging of both amplitude-only and pure-phase objects was experimentally observed with classical incoherent light at Fresnel distance by a new lensless scheme. The experimental results are in good agreement with…

Quantum Physics · Physics 2015-06-26 Minghui Zhang , Qing Wei , Xia Shen , Yongfeng Liu , Honglin Liu , Jing Cheng , Shensheng Han