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JMP Challenge

Challenges that focus on the JMP Scripting Language and occasionally, some that can be done without scripting.
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Latest Posts

  • Challenge 11 - Finding outliers, my take

    ...efine representative? The approach I provide below is my take on the problem. The algorithm below groups observations into like and dissimilar sets based on distances between the points. Unlike the s...

    DonMcCormack
    JMP Challenge |
    Nov 1, 2021 1:06 PM
    716 views | 0 replies
    jmp-challenge-v2.png

  • Challenge 11 - Outlier Screening

    Outlier screening is an anomaly detection methodology where the data is typically numeric. JMP has four outlier screening methods under the Analyze > Screening > Explore&nbs...

    DonMcCormack
    JMP Challenge |
    Sep 29, 2021 9:00 AM
    1045 views | 2 replies
    jmp-challenge-v2.png

  • Challenge 10 Results

    ...ith ties. We could continue ranking them sequentially or give them the same value. The drawback to the former is that we may have the same value appearing in more than one group. The drawback to the l...

    DonMcCormack
    JMP Challenge |
    Sep 1, 2021 8:44 AM
    610 views | 1 replies
    jmp-challenge-v2.png

  • Challenge 5 – Results

    My apologies for the delay on this write up. I have been very busy with, among other things, preparations for a talk on Functional Data Explorer at JMP Discovery Summit . It appears the regular ...

    DonMcCormack
    JMP Challenge |
    Aug 6, 2021 3:36 PM
    1211 views | 5 replies
    jmp-challenge-v2.png

  • Challenge 10

    ...o map one set of values to a new set of values? For continuous data, it often makes sense to group the values into quantiles, deciles (i.e., 10 groups) possibly being most common. Write a f...

    DonMcCormack
    JMP Challenge |
    Aug 5, 2021 8:41 AM
    354 views | 0 replies
    jmp-challenge-v2.png

  • Challenge 9 results

    ...olumn and Group by that column. The union, with duplicates removed, appears as the first column in the resultant table. To find an intersection, start by creating a one column table for each input s...

    DonMcCormack
    JMP Challenge |
    Aug 3, 2021 10:19 AM
    403 views | 0 replies
    DonMcCormack_0-1627929422820.png

  • Challenge 9 - Finding differences and similarities

    The need to create intersections, differences, and unions, comes up when we need to know values in common, exclusive, or unique to two or more data sets. For this month, create three functions: i...

    DonMcCormack
    JMP Challenge |
    Jun 29, 2021 9:30 AM
    944 views | 1 replies
    jmp-challenge-v2.png

  • JMP Challenge 8: My solutions

    What is the fastest way to turn the elements in a list of number lists into characters? This challenge is an extension of the question found here in the Community. I decided to test eight approaches:...

    DonMcCormack
    JMP Challenge |
    Jun 16, 2021 9:38 AM
    1044 views | 0 replies
    Median Diff by Method.png

  • JMP Challenge 7 - Solutions/Challenge 8

    ...raige_Hales' code posted in the previous blog entry, I tried implementing the above approach using pattern matching. Surprisingly, the results took five to six times longer. I’m not sure exactly why, but m...

    DonMcCormack
    JMP Challenge |
    Jun 13, 2021 11:47 AM
    1058 views | 2 replies
    jmp-challenge-v2.png

  • JMP Challenge 7

    ...esponse to a community post. Craige (@Craige_Hales), despite having retired from JMP Development, remains very active here in the Community, answering user questions, maintaining his Uncharted blog, and c...

    DonMcCormack
    JMP Challenge |
    Apr 29, 2021 8:58 AM
    2152 views | 4 replies
    Covid19 Results Full - Graph Builder.png

  • JMP Challenge 6 -- something different!

    For Challenge 6, we’re going to try something a bit different. Rather than having me tell you what the challenge is, we’ll do it the other way around. To keep things focused, I’m going to limit the s...

    DonMcCormack
    JMP Challenge |
    Oct 28, 2020 12:44 PM
    930 views | 0 replies
    jmp-challenge-v2.png

  • Challenge 5

    Working with matrices is both convenient and fast. Many functions that work on a single value can also be applied to an entire matrix. In addition, functions such as V Max, V Mean, and V Quantile can...

    DonMcCormack
    JMP Challenge |
    Sep 30, 2020 1:39 PM
    2502 views | 9 replies
    jmp-challenge-v2.png

  • Challenge 4 results

    Hopefully, you've had fun with Challenge 4. In the future, if you have an idea for something that would make a good Challenge, please let me know. I’m always looking for good material! C...

    DonMcCormack
    JMP Challenge |
    Jul 29, 2020 1:10 PM
    557 views | 0 replies
    jmp-challenge-v2.png

  • Challenge 3 results

    Thanks again to those who participated, and thanks for your patience with this late post. Everyone was able to complete the challenges. Both the largest numbers added (~2 million digits) and largest ...

    DonMcCormack
    JMP Challenge |
    Jul 6, 2020 3:23 PM
    575 views | 0 replies
    jmp-challenge-v2.png

  • Challenge 4

    Things have been busy the last few weeks, and I’m still pulling together a write up for the previous JMP Challenge. I hope to have something out by the end of this week or beginning of next. In the m...

    DonMcCormack
    JMP Challenge |
    Jul 2, 2020 4:01 PM
    1535 views | 1 replies
    jmp-challenge-v2.png

  • Challenge 3

    In last month’s challenge, I had to avoid creating a situation where overflow error might cause additional complications. In fact, the algorithm for modular exponentiation in the Miller-Rabin based i...

    DonMcCormack
    JMP Challenge |
    Jun 15, 2020 6:03 AM
    2038 views | 5 replies
    jmp-challenge-v2.png

  • Challenge 2 results

    Note: A challenge entry from @David_Burnham was submitted prior to the deadline but was quarantined by my email system. I only discovered it after the original blog post was published. I am u...

    DonMcCormack
    JMP Challenge |
    May 21, 2020 2:31 PM
    1207 views | 0 replies
    jmp-challenge-v2.png

  • Challenge 2

    This month’s challenge is back to basics – finding prime numbers. I am interested in two functions: getPrimes(n,t) – where n is a positive integer and t can be one of two values. If it is 1 get...

    DonMcCormack
    JMP Challenge |
    May 14, 2020 4:59 AM
    3216 views | 7 replies
    jmp-challenge-v2.png

  • Challenge 1 results are in!

    Programming wisdom suggests that turning a cyclical programming task into a linear one, vectorization, improves computation time. But is this true? Under what conditions? By how much? Challenge 1 pro...

    DonMcCormack
    JMP Challenge |
    Apr 28, 2020 6:07 PM
    2262 views | 2 replies
    jmp-challenge-v2.png

  • JMP scripting challenge 1

    ...s your preference, you need to let me know in your entry. Post your entries to the blog. I must receive your final entry by 11:59 PM Eastern Time on the day of the deadline. I will consider only o...

    DonMcCormack
    JMP Challenge |
    Apr 9, 2020 8:51 AM
    5179 views | 10 replies
    jmp-challenge-v2.png

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