Indexing I

Curated by : goc3

Average Problem Difficulty:

Apply MATLAB language fundamentals to solve problems selecting, deleting, or rearranging a subset of elements from a vector or matrix.

Indexing I Master

+50 points

Problem Title	Likes	Solvers
Problem 970. Piecewise linear interpolation Created by: James Tags interpolation, piecewise	9	558
Problem 672. Longest run of consecutive numbers Created by: James Tags vectors, consecutive, repeating	220	5833
Problem 801. Construct an index vector from two input vectors in vectorized fashion Created by: Christopher Tags matrix manipulation, vectorization, poor_test_suite	11	399
Problem 856. Getting the indices from a matrix Created by: Jean-Marie Sainthillier Tags logical indexing	6	656
Problem 307. First non-zero element in each column Created by: Julio Tags matrix, poor_test_suite	6	870
Problem 532. Return unique values without sorting Created by: Aurelien Queffurust Tags unique, sorted	4	935
Problem 875. Return a list sorted by number of consecutive occurrences Created by: Jean-Marie Sainthillier Tags vectors, indexing	9	378
Problem 924. intersection of matrices Created by: Richard Tags matrix, poor_problem_statement	3	599
Problem 895. Generate N equally spaced intervals between -L and L Created by: @bmtran (Bryant Tran) Tags math, wrong_test_suite	6	880
Problem 838. Check if number exists in vector Created by: Nichlas Tags vectors, basic matlab	59	12251
Problem 867. Replicate elements in vectors Created by: Jean-Marie Sainthillier Tags vectors, indexing, basic matlab	12	1168
Problem 963. We love vectorized solutions. Problem 1 : remove the row average. Created by: William Smith Tags speed, vectorized, subtraction	7	832
Problem 885. Create logical matrix with a specific row and column sums Created by: Amro Tags matrix, logical, sum	17	312
Problem 859. Get the elements of diagonal and antidiagonal for any m-by-n matrix Created by: Aurelien Queffurust Tags diagonal, diag, anti-diagonal	11	484
Problem 830. Fill a zeros matrix Created by: Aurelien Queffurust Tags logical operations	9	625
Problem 824. Set the array elements whose value is 13 to 0 Created by: Aurelien Queffurust Tags indexing, logical, logical indexing	14	1377
Problem 795. Joining Ranges Created by: Dirk Engel Tags sorting, matrix manipulation, numeric inputs	9	367
Problem 690. Remove the two elements next to NaN value Created by: Aurelien Queffurust Tags nan, meshgrid, binary operation	9	658
Problem 676. Reindex a vector Created by: James Tags handling vectors, indices	4	713
Problem 652. Put two time series onto the same time basis Created by: Ned Gulley Tags interpolation, time series	6	329
Problem 640. Getting logical indexes Created by: Doug Hull Tags indexing, logical indexing, ml101	8	1122
Problem 589. Matrix indexing with two vectors of indices Created by: Nicholas Howe Tags basic, matlab 101, indexing	4	732
Problem 584. middleAsColumn: Return all but first and last element as a column vector Created by: Nicholas Howe Tags matlab 101, basics	3	613
Problem 576. Return elements unique to either input Created by: James Tags vectors, differences, numeric inputs	6	777
Problem 555. "Low : High - Low : High - Turn around " -- Create a subindices vector Created by: Freddy Tags indexing, colon operator, basic matlab	3	548
Problem 528. Find the largest value in the 3D matrix Created by: Bruce Raine Tags basic matlab, 3d	5	1547
Problem 367. Specific Element Count Created by: @bmtran (Bryant Tran) Tags counting, sum, occurrences	8	890

Recent Group Finishers219

Recent Activity

	Samidha submitted Solution 14577455 to Problem 528. Find the largest value in the 3D matrix 3 hours and 9 minutes ago
	Mathieu submitted Solution 14576586 to Problem 875. Return a list sorted by number of consecutive occurrences on 15 Mar 2025 at 19:51
	Mathieu submitted Solution 14576585 to Problem 875. Return a list sorted by number of consecutive occurrences on 15 Mar 2025 at 19:49
	Riccardo G. submitted Solution 14575284 to Problem 875. Return a list sorted by number of consecutive occurrences on 13 Mar 2025 at 20:15
	Riccardo G. submitted Solution 14574767 to Problem 801. Construct an index vector from two input vectors in vectorized fashion on 13 Mar 2025 at 9:16

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