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Questions tagged [false-positive]

False positive is the case where the positive result of a test doesn't correspond to reality. It can lead to the wrong decision.

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How to compute false positive rate of an imbalanced dataset for Stratified K fold cross validation?

The below lines are the sample code where I am able to compute accuracy, precision, recall, and f1 score. How can I also compute a false positive rate (FPR) for Stratified K fold cross-validation? from sklearn.metrics import make_scorer,…
Arun Kumar Dey
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Unit Testing regex to check for False Positives

so I have a Regex expression that I'm matching against a single string provided to check and match certain information. If it's matched, only the captured group is returned. I have made my function so that it removes any null strings from the…
rick458
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Python type hinting decorator with specific arguments

Consider a wrapper that gets a class instance self and makes use of it before calling the decorated function: def some_decorator(func: Callable[[Foo], None]): @functools.wraps(func) def wrap(self: Foo) -> None: # Logic requiring the…
Iterniam
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Python type hinting merging two lists of classes that subclass the same class

I have two classes, Foo and Bar that both subclass A. I want to merge two lists of the respective subclasses into one list of type list[A] while keeping the type hinting intact. I expect the following examples to work: class A: pass class Foo(A):…
Iterniam
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Build exe file with false positive (Delphi)

I have written a program and build the project. After that, I used VirusTotal.com to scan for suspicious malware and it detected 10. At first I thought it was effected by something that I coded, so I created an empty project and build it. To my…
user14733993
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Minimize false positive results doing some image processing in an object detection model

I am using Mask-RCNN to solve an object detection problem. This is an implementation of Mask R-CNN on Python 3, cv2, Keras, and TensorFlow. I am trying to identify the damaged area of a truck. The results which I got are good when I am running the…
Shantanu Nandan
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Dice score extremely low due to small number of false positives. Why does the dice score not consider true negatives?

I'm performing a binary image segmentation task using Fully convolutional networks on some medical data. To compare the ground-truth with my predictions and measure performance I use the dice coefficient. I selected a testing image that contained no…
maracuja
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My C# DotNet DLL being detected as Ransomware by Windows Defender

This is a real shot in the dark. I have a C# DotNet solution (Visual Studio 2010) that consists of the EXE and several class library support DLLs. The Solution uses SMO (SQL Management Objects) to connect to and browse a database. One of the DLLs is…
Neil Weicher
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False positive when sending SIGTERM to Ginkgo test suite

While writing tests using Ginkgo framework I noticed, that pressing C-c to terminate a running suite generates false positive. note the green "1 Passed" When you look at the code you will notice this test should fail after 5 seconds. When I…
karmazyn
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False virus/trojan alert on fresh created C# .exe file when downloaded from a website

I created/updated an installation application with C#, which installs files into the AppData/Roaming folders of the user. This installer loads and reads an XML file from a server, then copies file from this server to the local computer via HTTP…
Doerk
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Launch4J creates exe file leading to false positives with VirusTotal?

I have an executable jar exported with ecplise (for example my.jar) that I transform to an Windows exe with using lauch4j (for example my.exe). The my.exe is works correct, but if I load it on virus total, it founds this: Jiangmin -…
RinaldoLisario74
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False positive SQL Injection by ZAP in Spring MVC

I have a spring-mvc web application which is "Active scanned" by ZAP tool. It has two High medium alert for SQL Injection which I believe is a false positive. The original URL is /msg/showList? which returns 200OK and json list of message. ZAP…
Hima
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SHGetPathFromIDList (Delphi) - False Positive Issue

I am using Kaspersky Internet Security 2018. But when I compile my Delphi application with these codes, my anti-virus application will remove the compiled exe: function BrowseForFolder(var dpFolder: String; dpTitle: String): Boolean; var …
user9675007
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Bitdefender accusing viruses while compiling c++ source with CodeBlocks

I'm using Bitdefender few years ago, and CodeBlocks for some time, and today specifically the programs were not compiling, until I saw that BitDefender was accusing virus (Gen: Variant.Symmi.86658) in any compiled program, even in a new project with…
Rogério Dec
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Confirming a reported vulnerability in ZAP (SQL Injection authentication bypass)

I need to manually confirm. the following... how do i go about it? I have tried putting the parameter as the login name and the ZAP AND 1=1-- as the password in the form....this doesn't work. Do i even use the login form or do i use the URL and…
Joe C
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