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Public

This directory contains 54 workflows.

Icon20230103 Pikairos How to create a list starting from a matrix 

This workflow provides a solution to question asked in post #58070: How can i pass from a Matrix to a column format? The solution provided is based on […]

Icon20230103 Pikairos Replace First Date of the month with First Day of same month 

This workflow brings a possible answer to question asked in post #58039 on the KNIME forum: I want to convert the latest date of every month into the […]

Icon20230105 Pikairos Cross Validation Loop - How to take flow variables outside the loop 

This workflow shows how to combine a -X-Partitioner- node to a -Loop End- node to individually gather information (Data / Variables / Images) from the […]

Icon20230105 Pikairos How to Calculate Hamming Distances from Tanimoto Distances 

This workflow provides a possible solution to question asked by BenJones in KNIME Forum post #58381: Does anyone know of a Hamming distance node that is […]

Icon20230112 Pikairos Convert Double to Integer in String Format with Comma and Decimal Separators 

This workflow converts a DOUBLE number to a STRING representation with comma and decimal separator. For instance, double number 1.13129182E7 is converted […]

Icon20230126 Pikairos Min-Max Normalization based on a group of columns 

This workflow does a Min-Max normalization of columns based on the global Min-Max values found in several columns of a table. It provides a possible […]

Icon20230208 Pikairos Complicated Counting Problem 

This workflow illustrates how to read the name of different Excel sheets to use them to read the sheets with a loop and gather the information to generate a […]

Icon20230211 Pikairos ChEMBL SQLite database download and use 

This workflow shows how to read data from the ChEMBL SQLite Database.

Icon20230214 Pikairos Analyse Random Forest error improvement with additional trees 

This workflow illustrates how to measure the error performance of a Random Forest Classifier based on the number of trees. THe workflow brings a possible […]