stray | stray { Search and TRace AnomalY | Machine Learning library

 by   pridiltal R Version: Current License: No License

kandi X-RAY | stray Summary

kandi X-RAY | stray Summary

stray is a R library typically used in Artificial Intelligence, Machine Learning, Deep Learning, Example Codes applications. stray has no bugs, it has no vulnerabilities and it has low support. You can download it from GitHub.

Anomaly Detection in High Dimensional Data Space. This package is a modification of HDoutliers package. The HDoutliers algorithm is a powerful unsupervised algorithm for detecting anomalies in high-dimensional data, with a strong theoretical foundation. However, it suffers from some limitations that significantly hinder its performance level, under certain circumstances. In this package, we propose an algorithm that addresses these limitations. We define an anomaly as an observation that deviates markedly from the majority with a large distance gap. An approach based on extreme value theory is used for the anomalous threshold calculation. A companion paper to this work is available here. Using various synthetic and real datasets, we demonstrate the wide applicability and usefulness of our algorithm, which we call the stray algorithm. We also demonstrate how this algorithm can assist in detecting anomalies present in other data structures using feature engineering. We show the situations where the stray algorithm outperforms the HDoutliers algorithm both in accuracy and computational time. This package is still under development and this repository contains a development version of the R package stray.
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              stray has a low active ecosystem.
              It has 53 star(s) with 9 fork(s). There are 5 watchers for this library.
              OutlinedDot
              It had no major release in the last 6 months.
              There are 1 open issues and 0 have been closed. There are 1 open pull requests and 0 closed requests.
              It has a neutral sentiment in the developer community.
              The latest version of stray is current.

            kandi-Quality Quality

              stray has no bugs reported.

            kandi-Security Security

              stray has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.

            kandi-License License

              stray does not have a standard license declared.
              Check the repository for any license declaration and review the terms closely.
              OutlinedDot
              Without a license, all rights are reserved, and you cannot use the library in your applications.

            kandi-Reuse Reuse

              stray releases are not available. You will need to build from source code and install.
              Installation instructions, examples and code snippets are available.

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            stray Key Features

            No Key Features are available at this moment for stray.

            stray Examples and Code Snippets

            No Code Snippets are available at this moment for stray.

            Community Discussions

            QUESTION

            .Net Core Entity Framework Email Confirmation 'Click Here' link does not update 'EmailConfirmed' DB property
            Asked 2021-Jun-15 at 11:59

            I have setup SendGrid for my user registration email confirmation in my .Net 5.0 app as per Microsofts instructions here: http://go.microsoft.com/fwlink/?LinkID=532713

            Everything works fine until the user clicks the confirmation link in their register confirmation email.

            This issue is being caused by a stray amp in my confirmation link. I am trying to understand where it is coming from and how to remove it.

            When the new user clicks 'Submit' on the Register.cshtml page they are successfully directed to the RegisterConfirmation.cshtml page and the email is received in their inbox.

            Actual behavior:

            The user clicks the link in the email and hits the ConfirmEmail page.

            The user is redirected to /Index page.

            The EmailConfirmed bool in the DB is not updated.

            If I comment out the redirect to /Index in my controller, then I get a null value error shown below.

            ...

            ANSWER

            Answered 2021-Jun-14 at 06:18

            it looks like the variable that has value is amp;code; not code. Do you have 2 ampersands somewhere by any chance? Yes you do -

            Source https://stackoverflow.com/questions/67961503

            QUESTION

            Macro stops after using button twice
            Asked 2021-Jun-09 at 16:55

            I have a button that copies and inserts a new row. The problem here is that I can only call the macro twice before it gives me a 400 error. Any suggestions on how to solve the issue?

            ...

            ANSWER

            Answered 2021-Jun-09 at 16:55

            Problem solved. Had some text in XFC:1048574. After deleting the text the problem was resolved.

            Source https://stackoverflow.com/questions/67899629

            QUESTION

            TypeError : not all arguments converted during string formatting
            Asked 2021-Jun-01 at 14:21
            print("The mangy, scrawny stray dog %s gobbled down" +
            "the grain-free, organic dog food." %'hurriedly')
            
            ...

            ANSWER

            Answered 2021-Jun-01 at 14:21

            + has lower precedence than %, so with your code, Python tries to evaluate "the grain-free, organic dog food." %'hurriedly', which does not make sense, because that format string does not contain the %s part.

            Remove the + between your string literals:

            Source https://stackoverflow.com/questions/67790531

            QUESTION

            wxPython - can't call class method within __init__
            Asked 2021-May-27 at 15:39

            I know this is probably a basic question, but I'm just getting into GUI building and haven't needed to dabble much in classes for that matter. I have some code (see below) to handle the GUI portion of the program (the CLI version is already running perfectly, but management runs for the hills whenever they see a CLI...), but I can't quite get it to work out. FYI running python 3.9.1 and wxPython 4.1.1 Phoenix (though wx.version also spits out wxWidgets 3.1.5, if that's relevant) on Windows 10

            A lot of the code was based around examples / other folks asking stuff here, and unfortunately I can't find the original posts to credit them, but this is really just for learning and once I have a grasp of what I'm doing I'll be writing everything from scratch. So to the original authors, I apologize, but I thank you enormously!

            The program is to display a "start" screen (frame), with just a title and single button. On clicking the button, a modal file dialog box opens where the user selects the .csv data file to use, the start frame disappears, and a new frame appears with a view of the data in the right pane (in a grid sizer) and some drop downs and radio buttons in the left pane. The last drop-down (self.inputNum) will be bound to an event handler which will add a number of additional drop-downs for the user to select the different targets to analyze (the number of course being determined by their selection in the self.inputNum combobox). However, when running the script, I get an error

            ...

            ANSWER

            Answered 2021-Apr-28 at 17:12

            Sorry folks, my pre-coffee brain was calling CreateGrid() when the function is defined as createGrid(). There were a few other mistakes in the code (event handlers that referred to buttons that I no longer had implemented, calling StartFrame.makeMenuBar from a different class without also importing the functions StartFrame.makeMenuBar called, etc).

            But still feel free to point out inefficiencies and redundancies and other various un-pythonic things I'm doing. Still learning :)

            Source https://stackoverflow.com/questions/67303430

            QUESTION

            Format Python String with BOM
            Asked 2021-Apr-15 at 18:20

            I have a string that (I think) has BOM inside of it and I would like to remove all the BOM without messing with the format.

            For example my string looks like this:

            ...

            ANSWER

            Answered 2021-Apr-01 at 04:41

            Explicitly telling str converter to use UTF-8 worked,

            str(getPlainText(msg), "utf-8")

            Gave me the expected results I was looking for.

            Source https://stackoverflow.com/questions/66896497

            QUESTION

            How do I parse a movie script for lines of dialogue that have consistent spacing with R?
            Asked 2021-Apr-15 at 12:43

            '''

            ...

            ANSWER

            Answered 2021-Apr-15 at 04:14
            library(tidytext)
            library(tidyverse)
            
            text <- c("PADUA HIGH SCHOOL - DAY
                      
                      Welcome to Padua High School,, your typical urban-suburban 
                      high school in Portland, Oregon.  Smarties, Skids, Preppies, 
                      Granolas. Loners, Lovers, the In and the Out Crowd rub sleep 
                      out of their eyes and head for the main building.
                      
                      PADUA HIGH PARKING LOT - DAY
                      
                      KAT STRATFORD, eighteen, pretty -- but trying hard not to be 
                      -- in a baggy granny dress and glasses, balances a cup of 
                      coffee and a backpack as she climbs out of her battered, 
                      baby blue '75 Dodge Dart.
                      
                      A stray SKATEBOARD clips her, causing her to stumble and 
                      spill her coffee, as well as the contents of her backpack.
                      
                      The young RIDER dashes over to help, trembling when he sees 
                      who his board has hit.
                      
                                             RIDER
                                Hey -- sorry.
                      
                      Cowering in fear, he attempts to scoop up her scattered 
                      belongings.
                      
                                             KAT
                                Leave it 
                      
                      He persists.
                      
                                             KAT (continuing)
                                I said, leave it!
                      
                      She grabs his skateboard and uses it to SHOVE him against a 
                      car, skateboard tip to his throat.  He whimpers pitifully 
                      and she lets him go.  A path clears for her as she marches 
                      through a pack of fearful students and SLAMS open the door, 
                      entering school.
                      
                      INT. GIRLS' ROOM - DAY
                      
                      BIANCA STRATFORD, a beautiful sophomore, stands facing the 
                      mirror, applying lipstick.  Her less extraordinary, but 
                      still cute friend, CHASTITY stands next to her.  
                      
                                             BIANCA
                                Did you change your hair?
                      
                                             CHASTITY 
                                No.
                      
                                             BIANCA
                                You might wanna think about it
                      
                      Leave the girls' room and enter the hallway.
                      
                      HALLWAY - DAY- CONTINUOUS
                      
                      Bianca is immediately greeted by an admiring crowd, both 
                      boys
                      and girls alike.
                      
                                             BOY
                                       (adoring)
                                Hey, Bianca.
                      
                                             GIRL
                                Awesome shoes.
                      
                      The greetings continue as Chastity remains wordless and 
                      unaddressed by her side.  Bianca smiles proudly, 
                      acknowledging her fans.
                      
                      GUIDANCE COUNSELOR'S OFFICE - DAY
                      
                      CAMERON JAMES, a clean-cut, easy-going senior with an open, 
                      farm-boy face, sits facing Miss Perky, an impossibly cheery 
                      guidance counselor.")
                      
                      
            
            names_stopwords <- c("^(rider|kat|chastity|bianca|boy|girl)")
            
            text %>% 
              as_tibble() %>% 
              unnest_tokens(text, value, token = "lines") %>% 
              filter(str_detect(text, "\\s{15,}")) %>% 
              mutate(text = str_trim(text)) %>% 
              filter(!str_detect(text, names_stopwords)) 
            

            Source https://stackoverflow.com/questions/67101507

            QUESTION

            Invalid free() error when freeing memory of a singly-linked list
            Asked 2021-Apr-14 at 01:35

            In C, I am trying to free all memory in a singly-linked list, the structure of which is:

            ...

            ANSWER

            Answered 2021-Apr-14 at 01:33

            free is only for things allocated on the heap with malloc. If you allocate something on the stack its memory is managed for you.

            Probably something like this happened.

            Source https://stackoverflow.com/questions/67084229

            QUESTION

            CSS Animation leaves stray pixels behind
            Asked 2021-Apr-04 at 12:08

            I'm trying to achieve a simple "Underline on hover" animation on my navbar links. The animation, however, leaves stray pixels behind after the animation is complete, as shown in the below GIF.

            Underline animation leaves stray pixel to the left

            The weird thing is, it does not happen if I hover the cursor between two links having the same animation. It happens only when I hover on a link and then move my cursor elsewhere.

            The bug doesn't happen while hovering between navbar links

            I have implemented the navbar as follows:-

            ...

            ANSWER

            Answered 2021-Apr-04 at 12:00

            Add opacity to after and its transitions

            Source https://stackoverflow.com/questions/66940768

            QUESTION

            How to select for the longest match from regex
            Asked 2021-Mar-24 at 18:23

            I have a long string that I need to split into separate strings. I have written up a regex pattern shown below. The problem right now is that my long string is split into the smaller strings but with duplicates.

            That is what my code looks like:

            ...

            ANSWER

            Answered 2021-Mar-24 at 18:23

            QUESTION

            Regex to delete all caps letters and following comma
            Asked 2021-Mar-23 at 22:09

            I have a csv of names like so Smith, SMITH, John, JOHN and I'm trying to use regex in OpenRefine to remove the names in all caps.

            replace(value, /^[A-Z]$/, '') does nothing and replace(value, /[A-Z]/, '') gets rid of all names with any capital letters and leaves a trail of stray commas.

            I need to delete the all caps names and any commas that may follow as well. I'm not interested in preserving the list by making all names lower case or capitalizing the first letter of each name. Any name in all caps must be deleted.

            ...

            ANSWER

            Answered 2021-Mar-23 at 22:09

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install stray

            You can install the released version of stray from CRAN with:.

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            gh repo clone pridiltal/stray

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