matching Questions

3

Solved

I would like to pass in the parameters what arm of the enum I need to match, something like this: enum D { A(i64), B(u64), C(u64, u64), } let a = D.A(10); println!(a.is_of(D.A)); // true prin...
Forerun asked 23/7, 2019 at 19:45

5

Solved

Let's say I have an array of names, along with a regex union of them: match_array = [/Dan/i, /Danny/i, /Daniel/i] match_values = Regexp.union(match_array) I'm using a regex union because the actua...
Boast asked 9/7 at 2:52

8

I am trying to implement the Hungarian Algorithm but I am stuck on the step 5. Basically, given a n X n matrix of numbers, how can I find minimum number of vertical+horizontal lines such that the z...
Fifi asked 30/4, 2014 at 4:23

3

Solved

I have this DataFrame (df1) in Pandas: df1 = pd.DataFrame(np.random.rand(10,4),columns=list('ABCD')) print df1 A B C D 0.860379 0.726956 0.394529 0.833217 0.014180 0.813828 0.559891 0.339647 0.7...
Consult asked 6/4, 2015 at 1:30

2

Solved

I'm not too well-versed about the actual algorithms used in string matching with tries. I'm wondering why there seems to be more focus on suffix tries for string matching rather than prefix tries....
Wandie asked 14/7, 2011 at 11:28

5

Solved

I'm looking to find an efficient method of matching all values of vector x in vector y rather than just the first position, as is returned by match(). What I'm after essentially is the default beha...
Multinational asked 1/6, 2023 at 14:4

4

1.0 2.0 3.0 loud complaint problems pain stress confused dull pain stress this is my data set and I would like to reorganize the rows so that if there is a word that appears in each...
Missioner asked 11/4, 2023 at 14:22

2

Solved

I have a set of 40.000 rows x 4 columns and I need to compare each column to itself in order to find the most closest result or the minimum levenshtein distance. The idea is to get an "almost ...
Nims asked 10/5, 2019 at 6:44

4

Solved

I want to select multiple columns based on their names with a regex expression. I am trying to do it with the piping syntax of the dplyr package. I checked the other topics, but only found answers ...
Gadgetry asked 12/3, 2015 at 19:9

1

I'm trying to take an arbitrary tuple of Futures and return a tuple of the completed future's values, while providing a time limit for the completion of the futures. I'm trying to use Tuple's provi...
Sizar asked 16/2, 2023 at 4:36

3

Solved

How to selectively disable atom from creating a matching single quote and and backtick? This helps in programming in Scheme. I tried Settings>Package>Bracket Matcher, if I disable Autocomplete bra...
Scatterbrain asked 26/6, 2016 at 17:33

3

Find a polynomial time algorithm or prove np-hardness for the following problem: Given two strings s1=a1, a2,...,ak and s2=b1,...,bk, where s2 is a random permutation of s1. We now want to build s1...
Clemence asked 15/12, 2022 at 21:16

38

Solved

Yesterday I was pairing the socks from the clean laundry and figured out the way I was doing it is not very efficient. I was doing a naive search — picking one sock and "iterating" the pile in...
Louanneloucks asked 19/1, 2013 at 15:34

6

my example data: list_of_dict =[{'cena': 23, 'nazwa': 'item1', 'param': 'pampam'}, {'cena': 26, 'nazwa': 'item2', 'param': 'iko' }, {'cena': 26, 'nazwa': 'item2a','param': 'ik2' }, {'cena': 26,...
Carnal asked 9/4, 2016 at 23:7

2

Solved

Hell, PHP has a lot of string functions like levenshtein, similar_text and soundex that can compare strings for similarity. http://www.php.net/manual/en/function.levenshtein.php Which is the best...
Deferred asked 9/2, 2011 at 16:31

4

Solved

Is there good implementation of Hungarian algorithm in standard python libraries?
Virginavirginal asked 2/11, 2010 at 7:25

2

Background: I have been given four catalogues of data, the first of which (let's call Cat1) gives the coordinates (in right ascension and declination, RA and Dec) for radio sources in fields 1 an...
Democracy asked 20/2, 2016 at 22:47

3

Disclaimer : This isn't any kind of homework, the problem just came to my mind while I was going through all the Christmas cards The problem is given as follows : We've got M envelopes and N lette...
Rhee asked 4/1, 2014 at 21:50

2

Solved

I have been trying to create a step function with a choice step that acts as a rule engine. I would like to compare a date variable (from the stale input JSON) to another date variable that I gener...
Electroballistics asked 7/6, 2021 at 20:40

3

Solved

I have a dataframe, d<-data.frame(name=c("brown cat", "blue cat", "big lion", "tall tiger", "black panther", "short cat", "red bird", "short bird stuffed", "big eagle", "bad sparrow", "dog f...
Zuber asked 8/4, 2014 at 22:18

8

Solved

I have a column of numbers of over 500 rows. I need to use VBA to check if variable X matches any of the values in the column. Can someone please help me?
Forgiveness asked 28/9, 2012 at 14:40

9

Solved

My users will import through cut and paste a large string that will contain company names. I have an existing and growing MYSQL database of companies names, each with a unique company_id. I want...
Honest asked 15/12, 2008 at 21:21

3

Solved

I know you can match multiple values with the switch statement by separating values with commas: func main() { value := 5 switch value{ case 1,2,3: fmt.Println("matches 1,2 or 3") case 4,5, 6...
Hsinking asked 6/8, 2015 at 9:24

10

Solved

I'm working with a large database of businesses. I'd like to be able to compare two business names for similarity to see if they possibly might be duplicates. Below is a list of business names th...

5

Solved

I got two big data frames, one (df1) has this structure chr init 1 12 25289552 2 3 180418785 3 3 180434779 The other (df2) has this V1 V2 V3 10 1 69094 medium 11 1 69094 medium 12 12 25289552...
Protist asked 8/11, 2012 at 10:11

© 2022 - 2024 — McMap. All rights reserved.