distance | A collection of approximate string matching algorithms | Search Engine library

 by   mbrlabs Rust Version: v0.1.0 License: Apache-2.0

kandi X-RAY | distance Summary

kandi X-RAY | distance Summary

distance is a Rust library typically used in Database, Search Engine, Example Codes applications. distance has no bugs, it has no vulnerabilities, it has a Permissive License and it has low support. You can download it from GitHub.

This is a rust library for approximate string matching algorithms. Possible applications for this are fuzzy string searching, spell checkers, spam filters, etc.
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            kandi-support Support

              distance has a low active ecosystem.
              It has 7 star(s) with 1 fork(s). There are 2 watchers for this library.
              OutlinedDot
              It had no major release in the last 12 months.
              There are 0 open issues and 1 have been closed. There are no pull requests.
              It has a neutral sentiment in the developer community.
              The latest version of distance is v0.1.0

            kandi-Quality Quality

              distance has no bugs reported.

            kandi-Security Security

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

            kandi-License License

              distance 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

              distance releases are available to install and integrate.
              Installation instructions are not available. Examples and code snippets are available.

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            distance Key Features

            No Key Features are available at this moment for distance.

            distance Examples and Code Snippets

            distance,Usage
            Rustdot img1Lines of Code : 17dot img1License : Permissive (Apache-2.0)
            copy iconCopy
            use distance::*; 
            
            // Levenshtein distance
            let distance = levenshtein("hannah", "hanna");   
            assert_eq!(1, distance);
            
            // Damerau Levenshtein distance
            let distance = damerau_levenshtein("hannah", "hannha");   
            assert_eq!(1, distance);
            
            // Hamming dis  
            distance,Add as dependency
            Rustdot img2Lines of Code : 2dot img2License : Permissive (Apache-2.0)
            copy iconCopy
            [dependencies]
            distance = "0.4"
              
            Calculate edit distance between hypothesis and truth matrix .
            pythondot img3Lines of Code : 101dot img3License : Non-SPDX (Apache License 2.0)
            copy iconCopy
            def edit_distance(hypothesis, truth, normalize=True, name="edit_distance"):
              """Computes the Levenshtein distance between sequences.
            
              This operation takes variable-length sequences (`hypothesis` and `truth`),
              each provided as a `SparseTensor`, a  
            r Calculate lamber distance between two points .
            pythondot img4Lines of Code : 75dot img4License : Permissive (MIT License)
            copy iconCopy
            def lamberts_ellipsoidal_distance(
                lat1: float, lon1: float, lat2: float, lon2: float
            ) -> float:
            
                """
                Calculate the shortest distance along the surface of an ellipsoid between
                two points on the surface of earth given longitudes an  
            Calculate mean cosine distance .
            pythondot img5Lines of Code : 71dot img5License : Non-SPDX (Apache License 2.0)
            copy iconCopy
            def mean_cosine_distance(labels,
                                     predictions,
                                     dim,
                                     weights=None,
                                     metrics_collections=None,
                                     updates_collections=None,
                      

            Community Discussions

            QUESTION

            repeat values of a column based on a condition
            Asked 2021-Jun-16 at 00:54

            I have a data frame including three columns named 'Altitude', 'Distance', 'Slope'. The column of 'Slope' is calculated using the two first columns 'Altitude', 'Distance'. @ the first step the purpose was to calculate 'Slope' using a condition explained below: A condition function was deployed to start from the top column of the "Distance" variable and add up (sum) values until the summation of them is greater or equal to 10 (>=10). If this condition corrects then calculate the "Slope" using the given formula: Slope=Average(Altitude)/(sum(Distance)). The summation of the 'Distance' was counting from the first value of that to the index that the 'Distance' has stopped there). The following code is for the above explanation (By Tim Roberts):

            ...

            ANSWER

            Answered 2021-May-19 at 13:38

            Use this code after you calculate s to get slope column with desired values:

            Source https://stackoverflow.com/questions/67602985

            QUESTION

            Print out an ASCII circle of the specified width
            Asked 2021-Jun-15 at 16:06

            I'm trying to change the following code so I get this output for radius 2:

            ...

            ANSWER

            Answered 2021-Mar-21 at 01:38

            The output looks oval because characters have not same width and height. Think of an image that its pixels are not square, but vertical rectangles. I borrowed the c# version of the code linked by @Prasanth Rajendran, and made some modifications:

            1. added lineWidth argument
            2. added xScale argument, now every 1/xScale characters in a row are equivalent to 1 data points
            3. moved character position to its center, by adding a [0.5, 0.5] offset

            Source https://stackoverflow.com/questions/66724312

            QUESTION

            speed up loop in matlab
            Asked 2021-Jun-15 at 11:25

            I'm very new in MATLAB (this is my first script). I wonder how may I speed up this loop, I don't know any toolbox or 'tricks' as I'm a newbie on it. I tried to code it with instinct, it works, but it is really long.

            All are variables get with fread or integer manually entered, so this is basically simple math, but I have no clue on why is it so long (maybe nested loops ?) and how to improve, as I am more familiar with Python and for example multiprocess.

            Thanks a lot

            ...

            ANSWER

            Answered 2021-Jun-15 at 07:30

            You have one issue with the given code. The blow line:

            Source https://stackoverflow.com/questions/67975707

            QUESTION

            How to I expand JSON data in kusto/data explorer that has nested data?
            Asked 2021-Jun-15 at 10:19

            I am trying to ingest JSON array data into Azure data explorer, as per this Microsoft article. (Only the JSON Array section) https://docs.microsoft.com/en-us/azure/data-explorer/ingest-json-formats?tabs=kusto-query-language

            I have one table with two columns(messageId,Message) message contain json data and i want to extract this data into different columns. all of the fields from the array are just blank.

            enter code here { 'data': { 'type': 'ABC', 'id': '1234567890', 'attributes': { 'event': 'update', 'logged_at': '2021-06-03T15:41:22.000Z', 'heartbeat_id': '12345678', 'gps_valid': True, 'gps': { 'distance_diff': 0.22, 'total_distance': 127.79 }, 'hdop': 12, 'fuel_level': 180.4, 'relative_position': { 'distance': '3', 'country_code': 'Uk' } },`

            CODE: AMO | mv-expand data = message.data | extend type = data.type, id = data.id` }

            ...

            ANSWER

            Answered 2021-Jun-15 at 10:19

            If I understand correctly, there's no property-bag/array you need to expand (using mv-expand), rather you can extend/project the properties of your choice directly, e.g:

            Source https://stackoverflow.com/questions/67981194

            QUESTION

            How to convert JSON to DirectionsRoute
            Asked 2021-Jun-15 at 08:12

            I'm developing a simple navigator with mapbox API for Android. I'm creating some routes using https://docs.mapbox.com/playground/directions/ playground and i would like to use the generated JSON to generate a DirectionsRoute object. So i call DirectionsRoute.fromJson() but when i do it, the application crashes with this error:

            ...

            ANSWER

            Answered 2021-Jun-15 at 08:12

            The response from the mapbox API is not DirectionsRoute. It is DirectionsResponse, a structure that looks like this:

            Source https://stackoverflow.com/questions/67788140

            QUESTION

            Group by to return entirety of the data not just what I am grouping by
            Asked 2021-Jun-15 at 03:48

            Is it possible to return the entirety of data not just part of which we are grouping by?

            I mean for example - I have a dataframe with 5 columns and one of those columns contains distance, the other one is timestamp and the last important one is name. I grouped dataframe by timestamp - agg function I applied is (min) on distance. As a return i get correctly grouped dataframe with timestamp and distance - how can i add columns name there. If I group it by name as well then timestamp becomes duplicated - it has to stay unique. As a final result I need to get dataframe like this:

            timestamp name distance 2020-03-03 15:30:235 Billy 123 2020-03-03 15:30:435 Johny 111

            But instead i get this:

            timestamp distance 2020-03-03 15:30:235 123 2020-03-03 15:30:435 111

            Whole table has more than 700k rows so joining it back on distance gives me that amount of rows which my PC can't even handle.

            Here is my groupby which gives me 2nd table:

            grouped_df = df1.groupby('timestamp')['distance'].min()

            Here is what i tried to do in order to get name inside the table:

            ...

            ANSWER

            Answered 2021-Jun-15 at 03:48

            You can use GroupBy.agg method to apply min on the distance column, and apply a relevant function on name column (lambda x:x to simply return its data). This will return the dataframe with both columns back to you:

            Source https://stackoverflow.com/questions/67959557

            QUESTION

            image distance transform different xyz voxel sizes
            Asked 2021-Jun-15 at 02:32

            I would like to find minimum distance of each voxel to a boundary element in a binary image in which the z voxel size is different from the xy voxel size. This is to say that a single voxel represents a 225x110x110 (zyx) nm volume.

            Normally, I would do something with scipy.ndimage.morphology.distance_transform_edt (https://docs.scipy.org/doc/scipy-0.14.0/reference/generated/scipy.ndimage.morphology.distance_transform_edt.html) but this gives the assume that isotropic sizes of the voxel:

            ...

            ANSWER

            Answered 2021-Jun-15 at 02:32

            Normally, I would do something with scipy.ndimage.morphology.distance_transform_edt but this gives the assume that isotropic sizes of the voxel:

            It does no such thing! You are looking for the sampling= parameter. From the latest version of the docs:

            Spacing of elements along each dimension. If a sequence, must be of length equal to the input rank; if a single number, this is used for all axes. If not specified, a grid spacing of unity is implied.

            The wording "sampling" or "spacing" is probably a bit mysterious if you think of pixels as little squares/cubes, and that is probably why you missed it. In most situations, it is better to think of pixels as point samples on a grid, with fixed spacing between samples. I recommend Alvy Ray's a pixel is not a little square for a better understanding of this terminology.

            Source https://stackoverflow.com/questions/67961571

            QUESTION

            average distance for a column in pandas
            Asked 2021-Jun-14 at 15:44

            I have a data frame like this:

            ...

            ANSWER

            Answered 2021-Jun-14 at 15:44

            The "average distance" of x and y is defined as (x + (y - x))/2.

            That's just y/2. Drop the first row and divide the rest by 2: sample.a[1:]/2

            Source https://stackoverflow.com/questions/67969106

            QUESTION

            How to Drag/Drop an item from a LIST into an AREA, but keeping its dropped position
            Asked 2021-Jun-14 at 14:15

            Stackblitz for this problem. That's the closest I could get.

            I'm using Material Drag & Drop. The result I'm looking for is to clone an item from a LIST and put into another list, which is visually an AREA, but that's the "catch", keeping the dropped "coordinates" (x,y) on that area.

            That's my HTML code:

            ...

            ANSWER

            Answered 2021-Apr-30 at 21:40

            I believe this comes close to what you were after.

            Two adjustments:

            1. changed widget positioning to absolute -- transforming with position: relative was repositioning the widgets in an inconsistent manner.

            2. had to adjust the translate -- I'm no expert with this library but it looks like the nativeElement transform properties are set relative to the position of the drawer option the user selects (the NOTE vs COLUMN options in your example). If you add more options you might have to adjust x,y for each depending on where the option is in the drawer space.

            Hope this helps and cheers!

            https://stackblitz.com/edit/angular-drag-drop-tsts-7uob2y?file=src%2Fapp%2Fshared%2Fcomponents%2Fwidgets%2Fcomponents%2Fboard%2Fboard.component.ts

            Source https://stackoverflow.com/questions/67237582

            QUESTION

            Generalized Traveling Salesman Problem in zimpl
            Asked 2021-Jun-14 at 07:17

            I am new to zimpl and I am currently trying to modell the GTSP. The setting is that we have nodes which are grouped into clusters. My problem is i dont know how to implement in zimpl which node belongs to which cluster.

            What I did so far:

            set V:= {1..6}; set A:= { in V*V with i < j};
            set C:= {1,2,3};
            set W:= { in C*C with p < q};
            set P[]:= powerset(C); set K:= indexset(P);

            I am guessing something is missing because i want to group node 1,2 in cluster 1, 3,4 in cluster 2 and 5,6 in cluster 3.

            Some background Information:

            Let G = (V, A) be a graph where V=1,2,...,n is the set of nodes and A = {(i, j): i, j ∈ V, i ≠ j} is the set of directed arcs (or edges), and let c_ij be the travel distance (or cost or time) from node i to node j. Let V1, V2, ... , Vk be disjoint subsets of V such that union of these subsets equals to V. These subsets are called clusters. The GTSP is to find the tour that (i) starts from a node and visits exactly one node from each cluster and turns back to the starting node (ii) never visit a node more than once and (iii) has the minimum total tour length. Associated with each arc, let x_ij be a binary variable equal to “1” if the traveler goes from node i to node j, and “0” otherwise.

            Thats the mathematicl model I want to model: min∑i∈V ∑j∈V\{i} cijxij subject to: ∑i∈Vp ∑j∈V\Vp xij = 1 (p= 1, ..., k) ∑i∈V\Vp ∑j∈Vp xij = 1 (p= 1, ..., k) ∑j∈V\{i} xji − ∑j∈V\{i} xij = 0 (∀i∈V) xij∈{0,1} ∀(i, j)A up−uq+k ∑i∈Vp ∑j∈Vq xij+(k−2)∑i∈Vq ∑j∈Vp xij ≤ k−1 (p≠q;p,q=2,...,k) up≥0 (p=2, ..., k) (Thats the link for the paper: http://www.wseas.us/e-library/conferences/2012/Vouliagmeni/MMAS/MMAS-09.pdf)

            Maybe someone can help! thanks

            ...

            ANSWER

            Answered 2021-Jun-12 at 15:36

            You can use an indexed set (just as u did to implement the powerset of C) and assign the sets as needed. Try this for example:

            Source https://stackoverflow.com/questions/67919056

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

            Vulnerabilities

            No vulnerabilities reported

            Install distance

            You can download it from GitHub.
            Rust is installed and managed by the rustup tool. Rust has a 6-week rapid release process and supports a great number of platforms, so there are many builds of Rust available at any time. Please refer rust-lang.org for more information.

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