Image ROI

We use this to limit incoming MSI imzML data into a rectangular Region of Interest. Specifically, we specify a minimum and maximum for the width values and height values of the pixels of the MS image. Anything outside of this range is 'chopped off' and is no longer considered.

Options

Limits on Image Width

Minimum
Specify the minimum accepted x pixel values in our ROI.
Maximum
Specify the maximum accepted x pixel values in our ROI.

Limits on Image Height

Minimum
Specify the minimum accepted y pixel values in our ROI.
Maximum
Specify the maximum accepted y pixel values in our ROI.

Input Ports

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The incoming data should contain rows spectra m/z values.
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The incoming data should contain rows spectra intensity values.

Output Ports

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The outgoing data consists of the rows of spectra m/z values in our ROI.
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The outgoing data consists of the rows of spectra Intensity values in our ROI.

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Installation

To use this node in KNIME, download the below referenced file, save it to your KNIME's plugin folder and restart KNIME.

v5.2
Plugin provider:
Plugin version: 1.0.1
On NodePit since: 2023-12-06
Last update: 2024-04-16
KNIME versions: Since v3.6

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