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Questions related to Images
I did an experiment to observe dendritic spines using Golgi staining, and got the result picture. Use Image J：Stack---Z project------ to get a picture of Z projection， so can the processed picture...
25 February 2021 3,858 2 View
I've been having a hard time forming an endothelial monolayer with good tight junctions. The person who trained me on the culture of endothelial cells worked mostly with mouse BMEC, and he used...
23 February 2021 8,603 1 View
According to the Sentinel-2 user guide here (https://sentinel.esa.int/web/sentinel/user-guides/sentinel-2-msi/naming-convention), the compact naming convention is arranged as...
22 February 2021 6,606 9 View
I am trying to register a light micrograph onto a 3D CT data set, as I want to extract the corresponding image from the CT data set. Is there any software or program can do this accurately? I am...
22 February 2021 8,658 3 View
Hello, it is about creating a dataset for semantic segmentation with three classes. The problem is that one class dominates with >90% and one class is
19 February 2021 4,649 5 View
I have remotely sensed data (image) that I want to use in the Neuro-Fuzzy Designer apps of MATLAB. Is it possible to use an image file in the Neuro-Fuzzy Designer app or only numeric data is...
18 February 2021 1,716 5 View
I'm submitting manuscript to a journal that requires 1200 dpi in my images. I have changed the dpi from 96 but when I upload the image with 1200 dpi, the image looks super blurry when I review my...
17 February 2021 3,223 3 View
I have done flood mapping using SAR but for validation i am finding difficulty in getting a data set...i opted for LANDSAT image but there i am facing difficulty in cloud coverage as coverage is...
17 February 2021 5,017 3 View
I am new to this software. I am in need of analyzing images from ocular ultrasounds (black/white) and find a way to quantify the internal reflectivities from the vitreous cavity in cases of...
17 February 2021 4,592 2 View
To sort the scanned document image I have to determine the class of document. But no of classes of image will keep on adding even after training. So at time of inference first I will detect unseen...
I have a 3D CT image of a car engine in raw form with no header information. When loaded into numpy array as 16 bit unsigned integer, I noticed that the values range between 0 to 52000. Is this...
16 February 2021 5,086 3 View
Iam working on signature image and I need to find geometric features like(slant,pressure,size,baseline)
16 February 2021 8,027 2 View
Actually I want to train a medical image captioning model but the dataset on which I want to train this model does not have captions/reports for the images. So can we use such dataset to train an...
15 February 2021 7,398 2 View
Hello all, I have attached an image in which I would like to know the IntDen and/or the amount of protein particles. The wells are custom made, thus looking slightly warped sometimes. So far my...
11 February 2021 3,817 3 View
I am doing an analysis on some FLIM data in the form of time series image stacks. I need their signal-to-noise ratio. Recording starts several picoseconds before the excitation pulse, so no sample...
09 February 2021 7,532 3 View
Dear Research Community, What are the common numbers (in percentages) for splitting the image dataset for training a Yolov3/V4 models? Is there a formal research on this question? Azmyin
09 February 2021 1,084 3 View
I have a database of experiment .csv files. how to extract the feature from this .CSV file with max-min normalization? I need a matrix(with values between 0 to 255) to be converted to a grayscale...
05 February 2021 8,294 3 View
The ideal theoretical value for UACI(Unified Average Changed Intensity) is 33.33% for testing the robustness of image encryption algorithm against differential attacks. Is it better to have a UACI...
31 January 2021 2,404 3 View
I want to test the uniformness of values in histogram through chi-square analysis in an image encryption algorithm.
30 January 2021 4,477 2 View
Hello everyone. I have been trying to apply radiometric calibration on Sentinel-2 L1C images (bands 2,3,4 and 8), but every time after layerstacking I come across this error: "Calibration...
29 January 2021 7,573 1 View
Is there a metric to find if one histogram of cipher image is better than other? I tried calculating the variance of the image but couldn't get the intended results. Are there ways to compare...
29 January 2021 910 3 View
The 1st image shows the moment when I import my design(IGES) into the Mechanical APDL. The 2nd image occurs when I wanted to Operate>Boolean>Divide Volume By Area. The design is a regular...
29 January 2021 3,489 3 View
I am trying to compute the variance of a plain and cipher grayscale LENA image... I found in a paper that variance value is equal to 630780 for a plain Lena image while if I calculate I find it...
29 January 2021 8,453 5 View
I am looking to incorporate a unnatural amino acids which is not available in the swisssidechain database into a protein crystal structure of pdb? I am using chimera 1.14 vis. tool?
27 January 2021 4,384 3 View