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04 Visualization

Visualization - Exercise

This workflow shows a hands-on exercise in the L1-DS Introduction to KNIME Analytics Platform for Data Scientists - Basics course

Task 1: Data Explorer1. Read the adult.csv file by executing the CSV Reader node2. Inspect the properties of the data with the Data Explorer node3. Exclude the nominal columns that contain missing values in its interactive view Note! The Data Explorer node is part of the KNIME JavaScript Views (Labs) Extension Task 2: Scatter Plot and Table View1. Read the adult_w_commute.table file by executing the Table Reader node2. Assign colors to the rows based on the marital status3. Draw a scatter plot of hours per week vs. commute time4. Create an interactive table that displays the data. Use the Table View node. Task 3: Interactive Dashboard1. Encapsulate the Scatter Plot and Table View nodes into a component. Open thecomponent's interactive view.2. Switch to the mouse mode "Select" in the scatter plot view and select the data points with<25 working hours and >120 min commuting time3. Show only selected rows in the interactive table Read adult.csvRead adult_w_commute.tableNode 32Node 33 CSV Reader Table Reader Data Explorer Color Manager Component Task 1: Data Explorer1. Read the adult.csv file by executing the CSV Reader node2. Inspect the properties of the data with the Data Explorer node3. Exclude the nominal columns that contain missing values in its interactive view Note! The Data Explorer node is part of the KNIME JavaScript Views (Labs) Extension Task 2: Scatter Plot and Table View1. Read the adult_w_commute.table file by executing the Table Reader node2. Assign colors to the rows based on the marital status3. Draw a scatter plot of hours per week vs. commute time4. Create an interactive table that displays the data. Use the Table View node. Task 3: Interactive Dashboard1. Encapsulate the Scatter Plot and Table View nodes into a component. Open thecomponent's interactive view.2. Switch to the mouse mode "Select" in the scatter plot view and select the data points with<25 working hours and >120 min commuting time3. Show only selected rows in the interactive table Read adult.csvRead adult_w_commute.tableNode 32Node 33CSV Reader Table Reader Data Explorer Color Manager Component

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