rival | RiVal recommender system evaluation toolkit | Recommender System library

 by   recommenders Java Version: rival-0.2 License: Apache-2.0

kandi X-RAY | rival Summary

kandi X-RAY | rival Summary

rival is a Java library typically used in Artificial Intelligence, Recommender System applications. rival has no vulnerabilities, it has build file available, it has a Permissive License and it has low support. However rival has 45 bugs. You can download it from GitHub, Maven.

RiVal is a toolkit for data splitting and evaluation of recommender systems. This page contains information on how to work with the RiVal code and how to compile RiVal. For more information about RiVal and the documentation, visit the RiVal website or wiki. If you have not used RiVal before, do check out the Getting Started guide. RiVal is made available under Apache License, Version 2.0.
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            kandi-support Support

              rival has a low active ecosystem.
              It has 148 star(s) with 40 fork(s). There are 16 watchers for this library.
              OutlinedDot
              It had no major release in the last 12 months.
              There are 41 open issues and 76 have been closed. On average issues are closed in 218 days. There are no pull requests.
              It has a neutral sentiment in the developer community.
              The latest version of rival is rival-0.2

            kandi-Quality Quality

              OutlinedDot
              rival has 45 bugs (13 blocker, 8 critical, 19 major, 5 minor) and 545 code smells.

            kandi-Security Security

              rival has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.
              rival code analysis shows 0 unresolved vulnerabilities.
              There are 112 security hotspots that need review.

            kandi-License License

              rival is licensed under the Apache-2.0 License. This license is Permissive.
              Permissive licenses have the least restrictions, and you can use them in most projects.

            kandi-Reuse Reuse

              rival releases are available to install and integrate.
              Deployable package is available in Maven.
              Build file is available. You can build the component from source.
              Installation instructions are available. Examples and code snippets are not available.
              It has 7593 lines of code, 366 functions and 105 files.
              It has medium code complexity. Code complexity directly impacts maintainability of the code.

            Top functions reviewed by kandi - BETA

            kandi has reviewed rival and discovered the below as its top functions. This is intended to give you an instant insight into rival implemented functionality, and help decide if they suit your requirements.
            • Runs the recommendations
            • Runs a ranking algorithm
            • Runs the ranking algorithm
            • Runs a ranking algorithm
            • Computes the global recall
            • Computes the granularity weight for the item
            • Runs the recommender
            • Runs a librec recommender with the given properties
            • Load splits a dataset
            • Split the data into two splits
            • Print the ranking score for a user
            • Print the ranking and scores for a specific user
            • Compute the global map
            • Make predictions
            • Runs the example
            • Runs the program
            • Method that adds a timestamp between a user and an item
            • Main entry point for testing
            • Parses a CSV file
            • Creates the output file
            • Splits the data into two splits
            • Runs the example program
            • Main method
            • Runs the runners
            • Runs a recommendation
            • Returns the N items that should be selected for the given user
            • Adds a preference between a user and an item
            Get all kandi verified functions for this library.

            rival Key Features

            No Key Features are available at this moment for rival.

            rival Examples and Code Snippets

            No Code Snippets are available at this moment for rival.

            Community Discussions

            QUESTION

            Remove row if string contains more than one "@" using regular expression
            Asked 2022-Apr-04 at 09:45

            I have a data frame with two columns. cnn_handle contains Twitter handles and tweet contains tweets where the Twitter handle in the corresponding row is mentioned. However, most tweets mention at least one other user/handle indicated by @. I want to remove all rows where a tweet contains more than one @.

            ...

            ANSWER

            Answered 2022-Apr-04 at 09:35

            Assuming your dataframe is called tweets, just check to see if there is more than one match for @ followed by text:

            Source https://stackoverflow.com/questions/71734822

            QUESTION

            cannot access specific JSON response in Laravel blade view
            Asked 2022-Mar-19 at 04:12

            I have this JSON response that I get by using GuzzleHttp, this is my controller

            ...

            ANSWER

            Answered 2022-Mar-19 at 04:12

            you have returned $news; before returning view.Also you are accessing object but returned array.Here is the complete code

            Source https://stackoverflow.com/questions/71534724

            QUESTION

            Removing a sentence from a text in dataframe column
            Asked 2022-Feb-13 at 17:42

            I want to format a text-column in the dataframe in a following way:

            In entries where the last character of a string is a colon ":" I want to delete the last sentence in this text i.e. a substring starting from a character after the last ".", "?" or "!" and finishing on that colon.

            Example df:

            ...

            ANSWER

            Answered 2022-Feb-12 at 20:44

            Using sent_tokenize from the NLTK tokenize API which IMO is the idiomatic way of tokenizing sentences

            Source https://stackoverflow.com/questions/71095596

            QUESTION

            Create condition that searches between two different WHEREs in the table
            Asked 2021-Dec-29 at 04:23

            I'm making a little game where robots fight each other. The robots have a table in the database where their match scores are recorded. Each robot has its own home island where it can face opponents. The opponents will have their own island. Each robot has its own island. The question is simple enough, but it could lead to confusion, so I briefly explain step by step:

            EXPLANATION

            1. I select the name of a particular robot from the combobox

            ...

            ANSWER

            Answered 2021-Dec-29 at 04:23

            You can do the test for whether it's home or away in the query itself.

            Source https://stackoverflow.com/questions/70491840

            QUESTION

            Removing words from sentence when in lookup dataframe
            Asked 2021-Dec-07 at 21:13

            I have two dataframes, the one contains Reviews for cars and the second one contains the car make and car model. What I would like to do is use the car model df_brand['name'] to be used to lookup every word in the Review sentence df['Review'] and remove matching words. I would like to remove all the words that contain car brands in them.

            Input data df['Review']:

            ...

            ANSWER

            Answered 2021-Dec-07 at 20:57

            Your problem wasn't quite condensed enough to reproduce, or to see the desired output, but your basic approach is fine. You may run into issues with misspellings, in which case maybe use an edit distance with a threshold for determining whether to take out the stopword. Here's my version of your code that seems to do fine

            Source https://stackoverflow.com/questions/70265404

            QUESTION

            Transforming sentences to Numbers using SciKit-Learn’s CountVectorizer()
            Asked 2021-Dec-06 at 19:26

            I am trying to convert a input sentence Review into a CountVectorizer. I am struggling to handle the sentences that are passed through. How do I deal with the sentences and add vectors to these? Any assistance will be highly appreciated.

            Input Data:

            ...

            ANSWER

            Answered 2021-Dec-06 at 19:26

            You don't need the looping. From the documentation:

            Source https://stackoverflow.com/questions/70237974

            QUESTION

            Porter Stemmer algorithm not working through the sentences row by row
            Asked 2021-Dec-05 at 13:31

            I am trying to run sentences through the Porter Stemmer algorithm, however am getting and error: AttributeError: 'list' object has no attribute 'lower'. can anyone assist, as I am not able to identify the problem:

            Here is my input:

            ...

            ANSWER

            Answered 2021-Dec-05 at 09:04

            The word_tokenize function returns a list of tokens. You therefore need a second for-loop or a list comprehension:

            Source https://stackoverflow.com/questions/70232735

            QUESTION

            SwiftUI - Is it possible to declare a Stack or Group as a property?
            Asked 2021-Nov-07 at 12:03

            I first want to parse a large text file and collect all the necessary views before I finally display them. I have it working with an array of AnyView but it's really not nice since it erases all types.

            Basically, I just want a container to collect views inside until I finally display them.

            So I was wondering if I could do something like this:

            ...

            ANSWER

            Answered 2021-Nov-07 at 12:03

            So it seems that it is not possible, Group, VStack or similar are not meant to be stored like that. Instead, one has to store the content in some other way and then dynamically recreate it in a ViewBuilder (or just body).

            This is how I ended up doing it:

            Separate class for the parser, which uses two separate arrays. One to keep track of the content type and order (e.g. 1. text, 2. image, 3. divider etc.) and then one for the Texts only, so all the markdown formatting can be saved for later use in the ViewBuilder.

            Source https://stackoverflow.com/questions/69852919

            QUESTION

            How to Speed up read_html runtime in r?
            Asked 2021-Sep-08 at 18:55

            I have a character string of 400 URLs called URLs. I have a loop that has been working for a while but now it takes way too long. It used to just report the url as an error and then I would omit but its is getting hung up.

            ...

            ANSWER

            Answered 2021-Sep-08 at 18:55

            I think the issue I am running into is due to the open connections. The script would get progressively slower and I feel it was due to the old connections. Here is a simple loop that closes out all of the connections. I will know when I run a particular report again if this is the solution but it has seemed to help so far.

            Source https://stackoverflow.com/questions/69033740

            QUESTION

            how to filter array from the letters found within a word game?
            Asked 2021-Aug-04 at 10:12

            I have a word game here made with javascript,

            I play against a robot that guesses a word from a directory of words it has. If the guessed word have a matching letter and matching index it turns blue and gets displayed.

            If any letter only exist in the guess word but not at correct index it turns orange.

            The robot now randomly guesses the words and doesn't do anything with the blue or orange letters. I want the robot to filter the word directory it guesses from with the letters that are correct or exist in the guess word.

            I can store those letters in two variable but I'm having scope problems to filter the word directory from the scope these variable

            ...

            ANSWER

            Answered 2021-Aug-04 at 09:42

            You have too much code too see where the problem is happening. Is this the filter you are looking for?

            Source https://stackoverflow.com/questions/68648897

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

            Vulnerabilities

            No vulnerabilities reported

            Install rival

            RiVal is built and deployed via Maven. In order to install it, check out this repository and run mvn install. This will make it available for other Maven projects as a dependency.

            Support

            We're very happy if you want to contribute to RiVal. If you are not sure on what to work on, have a look a the current issues.
            Find more information at:

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          • HTTPS

            https://github.com/recommenders/rival.git

          • CLI

            gh repo clone recommenders/rival

          • sshUrl

            git@github.com:recommenders/rival.git

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