نتایج جستجو برای: radiomics

تعداد نتایج: 1808  

Journal: :The British Journal of Radiology 2020

Journal: :RöFo - Fortschritte auf dem Gebiet der Röntgenstrahlen und der bildgebenden Verfahren 2020

Journal: :Nucleation and Atmospheric Aerosols 2021

Radiomics aims for ways to personalize patient's treatments based on the extraction of texture features from routine clinical images. However, implementation Radiomics-based models in patient care poses a significant number challenges, since there are multi-step processes model. These include image selection (e.g CT, MRI, PET, or combination these), region interest (ROI) segmentation, texture-f...

Journal: :Journal of nuclear medicine : official publication, Society of Nuclear Medicine 2017
Mathieu Hatt Florent Tixier Dimitris Visvikis Catherine Cheze Le Rest

In the present issue of the J Nucl Med, Orlhac and colleagues present a study comparing visual assessment of uptake heterogeneity in positron emission tomography (PET) images by experts and a subset of radiomics metrics, namely textural features (TF). They exploited both clinical and simple simulated PET images, going further than previous studies carried out using clinical data only (4–6). Suc...

Journal: :Scientific Reports 2021

Abstract Deep learning is a promising method for medical image analysis because it can automatically acquire meaningful representations from raw data. However, technical challenge lies in the difficulty of determining which types internal representation are associated with specific task, feature vectors vary dynamically according to individual inputs. Here, based on magnetic resonance imaging (...

Journal: :World Journal of Surgical Oncology 2021

Abstract Introduction Radiomics methods are used to analyze various medical images, including computed tomography (CT), magnetic resonance, and positron emission provide information regarding the diagnosis, patient outcome, tumor phenotype, gene-protein signatures of diseases. In low-risk group, complete surgical resection is typically sufficient, whereas in high-risk thymoma, adjuvant therapy ...

2017
Julia Rackerseder Antonio Miguel Luque González Charlotte Düwel Nassir Navab Benjamin Frisch

1. Fedorov A, Beichel R, Kalpathy-Cramer Jea.: 3D Slicer as an image computing platform for the Quantitative Imaging Network. J Magn Reson Imaging. 2012;30(9):1323-1341. 2. Rueckert D, Sonoda LI, Hayes Cea.: Nonrigid registration using free-form deformations: application to breast MR images. IEEE Trans Med Imaging. 1999;18(8):712-721. 3. Clark K, Vendt B, Smith Kea.: The Cancer Imaging Archive ...

2017
Mariarosaria Incoronato Marco Aiello Teresa Infante Carlo Cavaliere Anna Maria Grimaldi Peppino Mirabelli Serena Monti Marco Salvatore

In the last few years, biomedical research has been boosted by the technological development of analytical instrumentation generating a large volume of data. Such information has increased in complexity from basic (i.e., blood samples) to extensive sets encompassing many aspects of a subject phenotype, and now rapidly extending into genetic and, more recently, radiomic information. Radiogenomic...

2017
Abhishek Mahajan Sneha S Deshpande Meenakshi H Thakur

"Personalized oncology" is a multi-disciplinary science, which requires inputs from various streams for optimal patient management. Humongous progress in the treatment modalities available and the increasing need to provide functional information in addition to the morphological data; has led to leaping progress in the field of imaging. Magnetic resonance imaging has undergone tremendous progre...

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function paginate(evt) { url=/search_year_filter/ var term=document.getElementById("search_meta_data").dataset.term pg=parseInt(evt.target.text) var data={ "year":filter_year, "term":term, "pgn":pg } filtered_res=post_and_fetch(data,url) window.scrollTo(0,0); } function update_search_meta(search_meta) { meta_place=document.getElementById("search_meta_data") term=search_meta.term active_pgn=search_meta.pgn num_res=search_meta.num_res num_pages=search_meta.num_pages year=search_meta.year meta_place.dataset.term=term meta_place.dataset.page=active_pgn meta_place.dataset.num_res=num_res meta_place.dataset.num_pages=num_pages meta_place.dataset.year=year document.getElementById("num_result_place").innerHTML=num_res if (year !== "unfilter"){ document.getElementById("year_filter_label").style="display:inline;" document.getElementById("year_filter_place").innerHTML=year }else { document.getElementById("year_filter_label").style="display:none;" document.getElementById("year_filter_place").innerHTML="" } } function update_pagination() { search_meta_place=document.getElementById('search_meta_data') num_pages=search_meta_place.dataset.num_pages; active_pgn=parseInt(search_meta_place.dataset.page); document.getElementById("pgn-ul").innerHTML=""; pgn_html=""; for (i = 1; i <= num_pages; i++){ if (i===active_pgn){ actv="active" }else {actv=""} pgn_li="
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  • "; pgn_html+=pgn_li; } document.getElementById("pgn-ul").innerHTML=pgn_html var pgn_links = document.querySelectorAll('.mypgn'); pgn_links.forEach(function(pgn_link) { pgn_link.addEventListener('click', paginate) }) } function post_and_fetch(data,url) { showLoading() xhr = new XMLHttpRequest(); xhr.open('POST', url, true); xhr.setRequestHeader('Content-Type', 'application/json; charset=UTF-8'); xhr.onreadystatechange = function() { if (xhr.readyState === 4 && xhr.status === 200) { var resp = xhr.responseText; resp_json=JSON.parse(resp) resp_place = document.getElementById("search_result_div") resp_place.innerHTML = resp_json['results'] search_meta = resp_json['meta'] update_search_meta(search_meta) update_pagination() hideLoading() } }; xhr.send(JSON.stringify(data)); } function unfilter() { url=/search_year_filter/ var term=document.getElementById("search_meta_data").dataset.term var data={ "year":"unfilter", "term":term, "pgn":1 } filtered_res=post_and_fetch(data,url) } function deactivate_all_bars(){ var yrchart = document.querySelectorAll('.ct-bar'); yrchart.forEach(function(bar) { bar.dataset.active = false bar.style = "stroke:#71a3c5;" }) } year_chart.on("created", function() { var yrchart = document.querySelectorAll('.ct-bar'); yrchart.forEach(function(check) { check.addEventListener('click', checkIndex); }) }); function checkIndex(event) { var yrchart = document.querySelectorAll('.ct-bar'); var year_bar = event.target if (year_bar.dataset.active == "true") { unfilter_res = unfilter() year_bar.dataset.active = false year_bar.style = "stroke:#1d2b3699;" } else { deactivate_all_bars() year_bar.dataset.active = true year_bar.style = "stroke:#e56f6f;" filter_year = chart_data['labels'][Array.from(yrchart).indexOf(year_bar)] url=/search_year_filter/ var term=document.getElementById("search_meta_data").dataset.term var data={ "year":filter_year, "term":term, "pgn":1 } filtered_res=post_and_fetch(data,url) } } function showLoading() { document.getElementById("loading").style.display = "block"; setTimeout(hideLoading, 10000); // 10 seconds } function hideLoading() { document.getElementById("loading").style.display = "none"; } -->