Lhasa Nodes for KNIME (trusted extension)

About Lhasa

Lhasa Limited is a not-for-profit organisation and educational charity that facilitates collaborative data sharing projects in the pharmaceutical, cosmetics and chemistry-related industries. For more information visit our website (http://www.lhasalimited.org). 

About the nodes

Lhasa Limited’s research group use KNIME for exploratory work in cheminformatics, (Q)SAR modelling, data manipulation and machine learning. Some of the nodes developed have been released for public use.

Currently the released nodes cover table manipulation and supporting activities for the assessment of binary classification models. As well as running SmartCyp and WhichCyp for metabolism predictions. 

General processing nodes:  

A variery of nodes for general processing of tables including additional filtering, conversion of Tables to HTML (useful for reporting and email). 

Metabolism nodes

Nodes for processing SmartCyp and WhichCyp for the identification of site of metabolism and binding to Cyp isophorms respectively. 


Support should be sought via the KNIME forum, alternatively contact knime@lhasalimited.org


Example workflows can be on the public KNIME server under "community/lhasa".

Release notes

The generic nodes have been developed against KNIME varius KNIME versions and tested against those they are released in. 

New functionality is now only released on KNIME v3. Currently branches exist for 3.1, 3.2 and 3.3. Features are generally not ported backwards to older KNIME versions than the latest release.

The metabolism nodes are available for KNIME >= 3.1. 

The changelog can be seen here: https://tech.knime.org/book/lhasa-community-contribution-changelog.

Source Code

The source code can be accessed at https://bitbucket.org/lhasaLimited/knime-community-contribution/.

Node License

The Lhasa generic extension is released under GPLv3 with additional permissions.

Copyright (C) 2016  Lhasa Limited
These KNIME nodes are free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
These KNIME nodes are distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with this KNIME node.  If not, see http://www.gnu.org/licenses.
These nodes extend the KNIME core which is free software developed by KNIME Gmbh (http://www.knime.org/).
These nodes are made available without charge and is not intended for consumer use.  It is your responsibility to check that it is suitable for your needs, to incorporate it into your installation of KNIME and to check any results obtained by use of the node.  Lhasa does not provide support services or training in relation to the KNIME nodes.

Please note that in some cases functionality is provided by thirt party jars (such as libSVM, SmatCyp and WhichCyp) which are provided under their own licence.


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