Results 21 to 30 of about 118,679 (261)

Inter-Laboratory Concordance of Cerebrospinal Fluid and Serum Kappa Free Light Chain Measurements

open access: yesBiomolecules, 2022
The kappa index (K-Index), calculated by dividing the cerebrospinal fluid (CSF)/serum kappa free light chain (KFLC) ratio by the CSF/serum albumin ratio, is gaining increasing interest as a marker of intrathecal immunoglobulin synthesis. However, data on
Patrizia Natali   +22 more
doaj   +1 more source

Assessment of Reliability of Three Indices Measuring Gingival Overgrowth

open access: yesActa Stomatologica Croatica, 2023
Objectives: Numerous indices have been used to grade the severity of gingival overgrowth which led to suspicion regarding the results concerning its prevalence and pathogenicity.
Ahmad Safa Alkateb   +2 more
doaj   +1 more source

Comparative Analysis of Feature Extraction and Pixel-based Classification of High-Resolution Satellite Images Using Geospatial Techniques [PDF]

open access: yesE3S Web of Conferences, 2021
Two common techniques for classifying satellite imagery are pixel-based and Feature extraction image analysis methods. Typically, for agreements reached imaging, pixel-based analysis is used, whereas high-resolution imagery is suitable for Feature ...
Musleh Alaa Adnan, Jaber Hussein Sabah
doaj   +1 more source

Assessment of land cover/land use changes using object-oriented processing of satellite imageries (1985-2015) in the Rozechai Watershed of Urmia [PDF]

open access: yesتحقیقات کاربردی علوم جغرافیایی, 2022
Also, because of human activities and natural phenomena, the face of the earth has always undergone a change. Therefore, for optimal management of natural areas, awareness of the ratio of land cover/land use changes is a necessity.
Khadijeh Haji   +3 more
doaj  

QADI as a New Method and Alternative to Kappa for Accuracy Assessment of Remote Sensing-Based Image Classification

open access: yesSensors, 2022
Classification is a very common image processing task. The accuracy of the classified map is typically assessed through a comparison with real-world situations or with available reference data to estimate the reliability of the classification results ...
Bakhtiar Feizizadeh   +3 more
doaj   +1 more source

Assessment of an annotation method for the detection of Spanish argumentative, non-argumentative, and their components

open access: yesTelematics and Informatics Reports, 2023
There are many annotation methods for the English language based on adapting an argumentation model according to the study domain. However, as far as research has been done, there are no annotation methods for detecting argumentative content in Spanish ...
Yudi Guzmán-Monteza
doaj   +1 more source

PERFORMANCE OF MACHINE LEARNING ALGORITHMS FOR MAPPING AND FORECASTING OF FLASH FLOOD SUSCEPTIBILITY IN TETOUAN, MOROCCO [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
Since the industrial revolution, the world is experiencing a huge change in its climate, which causes many imbalances such as flash floods (FF).
E. M. Sellami, M. Maanan, H. Rhinane
doaj   +1 more source

Accuracy of Transvaginal Ultrasound in the Diagnosis of Intrauterine Lesions

open access: yesRevista Brasileira de Ginecologia e Obstetrícia, 2021
Objective To evaluate the accuracy of transvaginal ultrasound in the diagnosis of intrauterine lesions, using hysteroscopy as the gold standard. Methods This was a prospective observational study with 307 patients.
Adriana Elisa de Miranda Murta Pereira   +3 more
doaj   +1 more source

Comparación de la prueba de inmunofluorescencia indirecta, un inmunoensayo enzimático y la prueba comercial Chagatek para la detección de anticuerpos anti-Trypanosoma cruzi.

open access: yesBiomédica: revista del Instituto Nacional de Salud, 2004
La enfermedad de Chagas constituye un problema de salud pública, particularmente en la región oriental de Colombia. Debido a la migración de la población de las áreas rurales hacia los centros urbanos, la transmisión transfusional se torna cada vez mayor.
Clara Enciso   +6 more
doaj   +1 more source

Rapid Identification of Main Vegetation Types in the Lingkong Mountain Nature Reserve Based on Multi-Temporal Modified Vegetation Indices

open access: yesSensors, 2023
Nature reserves are among the most bio-diverse regions worldwide, and rapid and accurate identification is a requisite for their management. Based on the multi-temporal Sentinel-2 dataset, this study presents three multi-temporal modified vegetation ...
Wenjing Fang   +4 more
doaj   +1 more source

Home - About - Disclaimer - Privacy