# Uncategorized **URL:** https://discourse.cogstack.org/c/uncategorized/1.md [Latest](https://discourse.cogstack.org/latest.md) · [Categories](https://discourse.cogstack.org/categories.md) · [Tags](https://discourse.cogstack.org/tags.md) --- ## [Welcome to Discourse](https://discourse.cogstack.org/t/welcome-to-discourse/7)
**Author:** [@system](https://discourse.cogstack.org/u/system)\ **Replies:** 0\ **Last updated:** [October 27, 2021, 12:23pm UTC](https://discourse.cogstack.org/t/welcome-to-discourse/7 "2021-10-27T12:23:51Z")
This is an Open Source Project so please be mindful that like in any other project of this kind there is no obligation to answer all requests for help. However, we want to encourage you to ask for help whenever you thin… --- ## [Overlap between datasets for training and evaluation](https://discourse.cogstack.org/t/overlap-between-datasets-for-training-and-evaluation/357)
**Author:** [@jxz](https://discourse.cogstack.org/u/jxz)\ **Replies:** 1\ **Last updated:** [May 22, 2025, 10:00am UTC](https://discourse.cogstack.org/t/overlap-between-datasets-for-training-and-evaluation/357 "2025-05-22T10:00:11Z")
I’m in the process of evaluating the performance of our own MedCAT model and I’m trying to understand how I should split my dataset for evaluating the performance of my model after both unsupervised and supervised learni… --- ## [Re using Vocabulary files](https://discourse.cogstack.org/t/re-using-vocabulary-files/354)
**Author:** [@jxz](https://discourse.cogstack.org/u/jxz)\ **Replies:** 1\ **Last updated:** [May 7, 2025, 9:08am UTC](https://discourse.cogstack.org/t/re-using-vocabulary-files/354 "2025-05-07T09:08:49Z")
I got access to your “SNOMED INT enriched with UMLS and trained unsupervised on MIMIC-III” model. Just to be sure, I want to confirm that it is alright to use its vocabulary to build a new model alongside our existing … --- ## [Medcat multiprocessing](https://discourse.cogstack.org/t/medcat-multiprocessing/315)
**Author:** [@gneuron](https://discourse.cogstack.org/u/gneuron)\ **Replies:** 1\ **Last updated:** [May 20, 2024, 8:30am UTC](https://discourse.cogstack.org/t/medcat-multiprocessing/315 "2024-05-20T08:30:41Z")
Does the medcat multiprocessing method deletes duplicate values of id in the input data frame with id and text? I have a scenario where i have multiple text related to single id. When i tried this multiprocessing functio… --- ## [Medcat.neo module not found](https://discourse.cogstack.org/t/medcat-neo-module-not-found/311)
**Author:** [@gneuron](https://discourse.cogstack.org/u/gneuron)\ **Replies:** 4\ **Last updated:** [May 13, 2024, 12:52pm UTC](https://discourse.cogstack.org/t/medcat-neo-module-not-found/311 "2024-05-13T12:52:52Z")
I’m trying to use the medcat.neo, im getting module not found error for medcat.neo. Does medcat.neo comes with medcat? I have medcat installed. --- ## [Samples-db tables and Cogstack-db tables](https://discourse.cogstack.org/t/samples-db-tables-and-cogstack-db-tables/279)
**Author:** [@cindy](https://discourse.cogstack.org/u/cindy)\ **Replies:** 2\ **Last updated:** [February 19, 2024, 10:44pm UTC](https://discourse.cogstack.org/t/samples-db-tables-and-cogstack-db-tables/279 "2024-02-19T22:44:12Z")
Hello, when I run the command make-start-data-infra i see the cogstack-databank tables but not the samples-db in my postgresql database. Can someone explain me why?. I made the connection by putting the right data but ap… --- ## [Nifi Configuration](https://discourse.cogstack.org/t/nifi-configuration/220)
**Author:** [@cindy](https://discourse.cogstack.org/u/cindy)\ **Replies:** 9\ **Last updated:** [July 11, 2023, 2:57pm UTC](https://discourse.cogstack.org/t/nifi-configuration/220 "2023-07-11T14:57:26Z")
Hello, i have problems starting nifi it gives me a 502 Bad Gateway and i saw that they are certificate problems. Could someone tell me how to set up these certificates? Thank you --- ## [Impact of filters on MedCAT annotations](https://discourse.cogstack.org/t/impact-of-filters-on-medcat-annotations/221)
**Author:** [@komal21](https://discourse.cogstack.org/u/komal21)\ **Replies:** 1\ **Last updated:** [June 30, 2023, 10:33am UTC](https://discourse.cogstack.org/t/impact-of-filters-on-medcat-annotations/221 "2023-06-30T10:33:51Z")
With MedCAT, how to apply filters while creating particular projects? e.g. Cui-based filters, source value-based filters and specific semantic type filters. What all to consider for enhancing annotations --- ## [How to improve recall and make medcat find correct word combinations?](https://discourse.cogstack.org/t/how-to-improve-recall-and-make-medcat-find-correct-word-combinations/132)
**Author:** [@bkakke](https://discourse.cogstack.org/u/bkakke)\ **Replies:** 15\ **Last updated:** [January 20, 2023, 2:51pm UTC](https://discourse.cogstack.org/t/how-to-improve-recall-and-make-medcat-find-correct-word-combinations/132 "2023-01-20T14:51:01Z")
I have set up a medcat system locally with the prebuilt UMLS (umls\_sm\_wstatus\_2021\_oct) and i am looking to find disorders. I am wondering why the medcat system is having issues to correctly find texts like these: pre… --- ## [Medcat course or tutor](https://discourse.cogstack.org/t/medcat-course-or-tutor/119)
**Author:** [@bkakke](https://discourse.cogstack.org/u/bkakke)\ **Replies:** 1\ **Last updated:** [December 20, 2022, 11:58am UTC](https://discourse.cogstack.org/t/medcat-course-or-tutor/119 "2022-12-20T11:58:04Z")
Would it be possible to get a medcat course or somehow get tutored by a person that knows medcat very well? --- ## [Medical Ontologies](https://discourse.cogstack.org/t/medical-ontologies/32)
**Author:** [@anthony.shek](https://discourse.cogstack.org/u/anthony.shek)\ **Replies:** 0\ **Last updated:** [March 31, 2022, 5:12pm UTC](https://discourse.cogstack.org/t/medical-ontologies/32 "2022-03-31T17:12:24Z")
Which Medical Ontologies are MedCATters using and why? Is there a preference?