Published


Building a Web Server Monitoring App, Part 2: Plotting Streaming Data
34:06 In my last post, I worked on accessing a set of continually updating log files from a server....

1 year ago

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Published


Building a Web Server Monitoring App, Part 1: Reading Streaming Log Files
59:44 This will be one of a few posts where I work on building an app that will visualize traffic to a...

1 year ago

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Published


Using Anonymous Functions to Parameterize the Log File Analysis
34:21 Here I restructure the section of my code that filters the requests, so I can easily add any...

1 year ago

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Published


What is Doug Hull Up to These Days?
Doug Hull was the founder and owner of this blog for 10 years. I talked about his contributions in my first post. Find out...

1 year ago

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Updating My Map Function to Handle the New Log File Format
33:46 Here I continue with my analysis of the log files of a different server. I need to modify my...

1 year ago

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Published


Making a Server Datastore Function
34:15 I want to carryout the analysis I did in my previous post on another server. However, that...

1 year ago

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Published


Using the MapReduce Technique to Process 500GB of Server Logs
41:48 Here I’m using the MapReduce functionality in Parallel Processing Toolbox to process several...

1 year ago

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Published


Using R2016b Arithmetic Expansion Rules to Make a Matrix Without a For Loop
5:33 Here I show how the new arithmetic expansion rules in release 16b can be used to answer a blog...

1 year ago

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Published


Incorporating Hourly Data Analysis into Another Function
23:26 Here I take the analysis I did in this post to group website crawl data by the hour, and...

1 year ago

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Published


Modifying My Script to Add a Levenshtein Distance Column to My Table
30:55 Here I add another data column to my table, which is the Levenshtein distance between the...

2 years ago

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Published


Modifying a Script to Add an Additional Column to a Table
32:34 Here I’m doing some pretty mundane everyday modifications to an existing script (code-along...

2 years ago

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Published


Using Retime with a Timetable to Aggregate Data By Hour
22:25 Last week I used varfun on a datetime variable in a table to count rows by hour. One of my...

2 years ago

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Published


Using varfun with datetime Values to Group Data By Hour
18:19 When I analyze our website, the testing system I use downloads all pages. It can take several...

2 years ago

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Published


Writing a Script to Count Data in Multiple Text Files
37:54 Here I need to combine the data from multiple text files by grouping and summing by one...

2 years ago

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Published


Adding a New UI Element to a MATLAB App with App Designer
21:28 If you have used GUIDE a lot in the past and are thinking of trying out App Designer, this will...

2 years ago

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Answered
Forecasting and predict using Artificial Neural Networking
The link in your question is broken.

2 years ago | 0

Published


Cody Code-Along: R2016b Feature Challenge – Use a timetable to analyze a train timetable, Part 4
19:59 In part 4 of the train timetable set of Cody problems, you need to calculate the average trip...

2 years ago

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Published


Trying Steve’s First Deep Learning Example
20:23 My colleague Steve Eddins, who you may know from his Image Processing blog, has a new one on...

2 years ago

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Published


Cody Code-Along: R2016b Feature Challenge – Use a timetable to analyze a train timetable, Part 3
10:59 In part 3 of this set of Cody problems, you need to count the number of trains in one day....

2 years ago

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Solved


Use a timetable to analyze a train timetable (Part 4)
You are analyzing a train timetable (you have some time to kill since you just missed your train!) What is the average daily tri...

2 years ago

Solved


Use a timetable to analyze a train timetable (Part 3)
Oh no, you missed your train to Boston (again?)! How many times can you miss that train today? (In other words, how many Boston ...

2 years ago

Published


Cody Code-Along on Facebook Live
I tried out Facebook Live this afternoon, doing a MATLAB code-along using problems from Cody. I went through the Cody...

2 years ago

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Solved


Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

2 years ago

Solved


Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

2 years ago

Solved


Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

2 years ago

Published


Cody Code-Along: R2016b Feature Challenge – Use a timetable to analyze a train timetable, Part 2
18:02 In part 2 of this Cody problem you need to select the next departure from a train time table...

2 years ago

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Solved


Use a timetable to analyze a train timetable (Part 2)
Oh no, you missed your train to Boston! Find the departure time of the next available train by analyzing the train timetable. Yo...

2 years ago

Published


Converting a Set of Video Caption Text Files From One Format to Another
75:36 I offered to help my colleague Josh to convert a bunch of video caption text files from one...

2 years ago

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Published


Developing a Function that Replicates an Excel Worksheet Template
61:23 I need to save multiple MATLAB tables into an Excel spreadsheet; one worksheet for each table. I...

2 years ago

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Published


Fixing an Indexing Problem by Inserting Dummy Rows Into a MATLAB Table
33:09 Here I realize that an assumption I had with the contents of a MATLAB table was wrong, so I need...

2 years ago

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