fuzzyMatch | Fuzzy String matching/scoring algorithm thingy | Search Engine library
kandi X-RAY | fuzzyMatch Summary
kandi X-RAY | fuzzyMatch Summary
Fuzzy String matching/scoring algorithm thingy
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Top functions reviewed by kandi - BETA
- Returns the score of a given item .
- Fuzzily test results .
- Calculates the similarity of a character and returns the score
- Convert a character to a string .
- Escapes characters in a string .
- Fuzzily finds the similarity .
fuzzyMatch Key Features
fuzzyMatch Examples and Code Snippets
Community Discussions
Trending Discussions on fuzzyMatch
QUESTION
Is there a way of joining two dataframes via where a row in the first dataframe is joined with every row in the second dataframe if they share a word in common?
For example:
...ANSWER
Answered 2022-Mar-15 at 18:03With fuzzy_join
:
QUESTION
I'm observing odd behaviour while performing fuzzy_left_join
from fuzzymatcher
library. Trying to join two df, left one with 5217 records and right one with 8734, the all records with best_match_score
is 71 records, which seems really odd . To achieve better results I even remove all the numbers and left only alphabetical charachters for joining columns. In the merged table the id column from the right table is NaN
, which is also strange result.
left table - column for join "amazon_s3_name". First item - limonig
ANSWER
Answered 2021-Mar-21 at 20:29You could give polyfuzz
a try. Use the examples' setup, for example using TF-IDF
or Bert
, then run:
QUESTION
In this article, the author suggests the following
To install fuzzy matcher, I found it easier to conda install the dependencies (pandas, metaphone, fuzzywuzzy) then use pip to install fuzzymatcher. Given the computational burden of these algorithms you will want to use the compiled c components as much as possible and conda made that easiest for me.
Can someone explain why he is suggesting to use Conda
to install dependencies and then use pip
to install the actual package i.e fuzzymatcher
? Why can't we just use Conda
for both? Also, how do we know if we are using the compiled C packages as he suggested?
ANSWER
Answered 2021-Feb-21 at 00:34For the compiled C packages, you could import a package, see where it's located, and check the package itself to see what it imports. At some point, you would read into an import of a compiled module (.so extension on *nix). There's possibly an easier way, but that may depend on at what point in the import sequence of the package the compiled module is loaded.
Fuzzymatcher may not be available through Conda, or only an outdated version, or only a version that matches an outdated set of dependencies. Then you may end up with an out-of-date set of packages. Pip may have a more recent version of fuzzymatcher, and likely cares less (for better or worse) on the versions of various other packages in your environment. I'm not familiar with fuzzymatcher, so I can't give you an exact reason: you'd have to ask the author.
Note that the point of that paragraph, on installing the necessary packages with Conda, is that some packages require (C) libraries (not necessary compiled packages, though these will depend on these libraries) that may not be installed by default on your system. Conda will install these for you; Pip will not.
QUESTION
I am trying to use fuzzymatcher, but when I run the code I get the following error:
...ANSWER
Answered 2020-Nov-02 at 07:14These are the Steps I Followed & Extensions got enabled,
QUESTION
I have a wide table with more than 22 columns. This table is the result of fuzzymatch
and that's why it's in wide format. The column names are shown below (in order) (I will try to create a sample data frame for better demonstration):
ANSWER
Answered 2020-Oct-20 at 21:01Try this. You can use bind_rows()
and setNames()
to define common names so that the values can be joined properly:
QUESTION
I have a sub-string that needs to checked against main-string , I had used FuzzyMatch Partial Ratio algorithm, but somehow, the score seems to be inappropriate
sub string :
Aspire 1 14
Main String:
Acer Aspire 1 14 Inch Celeron 4GB 64GB Cloudbook - Red This sleek HD Acer Aspire 1 delivers an inviting tactile finish, featuring 4GB of RAM and an Intel Celeron Processor complete daily tasks and surf the internet seamlessly. Whilst 64GB of storage gives you enough space to easily store and share your important media and documents. #||#The classy look of the Aspire 1 is matched only by the convenience of its thin, easily portable design. #||#The Precision Touch-pad is more responsive than traditional touch-pads helping you work more effectively. #||#Model number: A114-32. #||#General features:#||#Size H1.79, W34.3, D24.5cm. #||#Weight 1.65kg. #||#Up to 10 hours battery life. #||#CPU, Memory and Operating System:#||#Intel Celeron N4000 processor. #||#Dual core processor. #||#1.1GHz processor speed with a burst speed of 2.6GHz. #||#4GB RAM DDR4. #||#64GB eMMC storage. #||#Microsoft Windows 10 S. #||#Display features:#||#14 inch screen. #||#High definition display. #||#Resolution 1366 x 768 pixels. #||#DVD optical drives:#||#Disc drive not included. #||#Graphics:#||#Intel UHD Graphics 600 graphics card. #||#Shared graphics card. #||#Interfaces and connectivity:#||#SD media card reader. #||#Secure Digital (SD), . #||#2 USB 2.0 ports. #||#1 USB 3.0 port. #||#1 Ethernet port. #||#1 HDMI port. #||#Bluetooth. #||#Wi-Fi enabled. #||#Multimedia features:#||#HD webcam. #||#Built-in mic. #||#Built-in audio sound system. #||#30 days Norton Security. #||#General information:#||#Manufacturer's 1 year guarantee. #||#EAN: 4710180446104. Size H1.79, W34.3, D24.5cm.#||#Weight 1.65kg.#||#Up to 10 hours battery life.#||#Intel Celeron N4000 processor.#||#Dual core processor.#||#1.1GHz processor speed with a burst speed of 2.6GHz.#||#4GB RAM DDR4.#||#64GB eMMC storage.#||#Microsoft Windows 10 S.#||#14 inch screen.#||#High definition display.#||#Resolution 1366 x 768 pixels.#||#Disc drive not included.#||#Intel UHD Graphics 600 graphics card.#||#Shared graphics card.#||#SD media card reader.#||#Secure Digital (SD), .#||#2 USB 2.0 ports.#||#1 USB 3.0 port.#||#1 Ethernet port.#||#1 HDMI port.#||#Bluetooth.#||#Wi-Fi enabled.#||#HD webcam.#||#Built-in mic.#||#Built-in audio sound system.#||#30 days Norton Security.#||#Manufacturer's 1 year guarantee.#||#EAN: 4710180446104.
Expected score is 100 but got only 55
Any suggestions are welcomed! Thanks in advance!
Heading ...ANSWER
Answered 2020-Aug-17 at 12:28Figured out that if either of strings length (# of characters) crosses threshold value, partial_ratio sets Sequence Matcher to be false and the scores are not 100% even if there is a partial string match
QUESTION
Background info
I'm working on a DataFrame where I have successfully joined two different datasets of football players using fuzzymatcher. These datasets did not have keys for an exact match and instead had to be done by their names. An example match of the name column from two databases to merge as one is the following
ANSWER
Answered 2020-Apr-20 at 21:28IICU:
Please Try np.where
.
Works as follows;
QUESTION
I am using the Mapbox Geocoding API to find the latitude and longitude of a place provided by user input. This works great. I would also like to display the name of the city which is at this location.
This is an example request, which searches for "70176", a postcode in Germany:
...ANSWER
Answered 2020-Mar-06 at 14:11You actually get all this information from the request you made:
The coordinates of the center of the bounding box, boxing the city are returned in the "center" item of the features JSON object. The city name you get from the "place_name" item of the features object. You would have to parse the string and split it by comma, then select the second item of the returned array to get the city name.
QUESTION
I am working on detecting PI/SI information within given dataset(spark). I have set of rules (in csv format) as below
...ANSWER
Answered 2020-Mar-05 at 06:33for
turns into a map
call which always checks every elements. You need to use collectFirst
, which stops at the first match.
QUESTION
I am trying to merge 2 dataframes with multiple columns each based on matching values at one of the columns on each of them. This code from @Erfan does a great job fuzzymatching the target columns, but is there a way to carry the rest of columns too. https://stackoverflow.com/a/56315491/12802642
Dataframe
...ANSWER
Answered 2020-Feb-29 at 16:53For those who need this. Here's a solution I came up with.
merge = pd.merge(df, df2, left_on=['matches'],right_on=['Key'],how='outer').fillna(0)
From there you can drop unnecessary or duplicate columns and get a clean result like so:
clean = merge.drop(['matches', 'Key_y'], axis=1)
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