WebJun 18, 2024 · In computed tomography (CT), metal artifacts happen because of the occurrence of highly attenuating materials, that is, prostheses and dental fillings, in a scanning field of view. Naturally, severe streaking artifacts among dense objects are seen after image reconstruction. WebNov 18, 2024 · Common artifacts (all forms of radiography) motion artifact due to patient movement resulting in a distorted image image compositing (or twin/double exposure) superimposition of two structures from different locations due to double exposure of same film/plate grid cut-off
A novel technique to suppress grid line artifacts - osti.gov
WebFeb 11, 2024 · In the following sections, we present the proposed grid artifact removal algorithm and the generation of grid artifacts of a crisscrossed grid. Then, we describe the simulation and experimental setups and the results, and provide some discussions. Our conclusions are summarized in the final section. Section snippets WebImpedance-based Stability Criterion for the Stable Evaluation of Grid-connected Inverter Systems with Distributed Parameter Lines. Xianghua Peng et al., CSEE Journal of … spermatic cord infection
Two-dimensional anti-scatter-grids for computed tomography detectors
WebMar 23, 2024 · Citation, DOI, disclosures and article data. CT artifacts are common and can occur for various reasons. Knowledge of these artifacts is important because they can … MRI artifacts are numerous and give an insight into the physics behind each … Motion artifact is a patient-based artifact that occurs with voluntary or involuntary … CT beam hardening artifact has two distinct manifestations, streaking (dark bands) … At the time the article was created Andrew Murphy had no recorded disclosures. … WebNov 26, 2024 · Out of field artifact (also known as incomplete projection artifact) is due to part of the patient existing peripheral to the field of view of the CT scanner.This can be a particular issue in obese patients who only just fit within the scanner bore. The lack of data from these out of field tissue/objects interferes with the ability of the software to generate … WebAnti-scatter grid artifact elimination for high resolution x-ray imaging CMOS detectors. Proc SPIE Int Soc Opt Eng. 2015;9412:941243. doi: 10.1117/12.2081430. spermatic cord infection symptoms