# Latest

**URL:** https://discourse.flucoma.org/latest.md

[Latest](https://discourse.flucoma.org/latest.md) · [Categories](https://discourse.flucoma.org/categories.md)

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## [Welcome to Discourse](https://discourse.flucoma.org/t/welcome-to-discourse/8)

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**Author:** [@system](https://discourse.flucoma.org/u/system)\
**Replies:** 1\
**Last updated:** [November 18, 2019, 5:02pm UTC](https://discourse.flucoma.org/t/welcome-to-discourse/8 "2019-11-18T17:02:40Z")

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We are here to share ways to explore our large soundbank through creative coding.

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## [1.0.10 release timeline question](https://discourse.flucoma.org/t/1-0-10-release-timeline-question/2812)

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**Author:** [@tremblap](https://discourse.flucoma.org/u/tremblap)\
**Replies:** 12\
**Last updated:** [September 15, 2026, 7:01am UTC](https://discourse.flucoma.org/t/1-0-10-release-timeline-question/2812 "2026-09-15T07:01:53Z")

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Hello I am planning what is a bug fix and a few new fun features I’ve run tested for months. I wonder if people have a bit of time to help with test or not? If so, let me know your os. I also wonder if some people need…

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## [Large Corpus Analysis in SuperCollider](https://discourse.flucoma.org/t/large-corpus-analysis-in-supercollider/2826)

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**Author:** [@areacode](https://discourse.flucoma.org/u/areacode)\
**Replies:** 11\
**Last updated:** [August 17, 2026, 6:29am UTC](https://discourse.flucoma.org/t/large-corpus-analysis-in-supercollider/2826 "2026-08-17T06:29:03Z")

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Hi all - I’d like to work with a body of files totaling about 200GB, but ultimately analyzing in a similar way to that discussed in the 2D Corpus Explorer demo. My understanding is that each buffer is loaded to the ser…

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## [FluidWaveform Selection](https://discourse.flucoma.org/t/fluidwaveform-selection/2824)

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**Author:** [@areacode](https://discourse.flucoma.org/u/areacode)\
**Replies:** 5\
**Last updated:** [August 15, 2026, 7:16am UTC](https://discourse.flucoma.org/t/fluidwaveform-selection/2824 "2026-08-15T07:16:47Z")

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Hi out there - I was hoping to use FluidWaveform for a project where I could select and playback areas of a waveform, based on the visual information. I don’t believe this functionality is built-in to FluidWaveform and …

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## [Daisy platform?](https://discourse.flucoma.org/t/daisy-platform/2825)

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**Author:** [@Axel](https://discourse.flucoma.org/u/Axel)\
**Replies:** 6\
**Last updated:** [August 15, 2026, 7:14am UTC](https://discourse.flucoma.org/t/daisy-platform/2825 "2026-08-15T07:14:57Z")

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Hi, I have some experience with SuperCollider and having recently discovered FluCoMa, I have been playing with it on SC and have had some success training an MFCC and creating a Synth that replaces my beatboxing kick, s…

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## [Incompatible pointer type error in fluid.plotter.c when compiling puredata external for Raspberry Pi](https://discourse.flucoma.org/t/incompatible-pointer-type-error-in-fluid-plotter-c-when-compiling-puredata-external-for-raspberry-pi/2693)

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**Author:** [@enrique\_t](https://discourse.flucoma.org/u/enrique_t)\
**Replies:** 2\
**Last updated:** [July 28, 2026, 1:18pm UTC](https://discourse.flucoma.org/t/incompatible-pointer-type-error-in-fluid-plotter-c-when-compiling-puredata-external-for-raspberry-pi/2693 "2026-07-28T13:18:13Z")

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Hi, compiling flucoma-pd external for raspberry pi (Raspian Debian 13.2) results in an incompatible pointer error: fluid.plotter.c:715:74: error: assignment to ´t\_fpoint \*´ {aka ´struct \_fpoint \*´} from incompatible po…

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## [\[pd\] Bug in fluid.plotter](https://discourse.flucoma.org/t/pd-bug-in-fluid-plotter/2823)

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**Author:** [@yogi](https://discourse.flucoma.org/u/yogi)\
**Replies:** 5\
**Last updated:** [July 28, 2026, 1:06pm UTC](https://discourse.flucoma.org/t/pd-bug-in-fluid-plotter/2823 "2026-07-28T13:06:44Z")

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doing this I found a bug in fluid.plotter (pd) ,if fluid.plotter receives a “highlight” message, coordinates are output again when releasing mouse button. ( When not using highlight, fluid plotters behaves correctly , no…

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## [Comparing distances between MFCCs](https://discourse.flucoma.org/t/comparing-distances-between-mfccs/2820)

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**Author:** [@tremblap](https://discourse.flucoma.org/u/tremblap)\
**Replies:** 10\
**Last updated:** [July 27, 2026, 5:11pm UTC](https://discourse.flucoma.org/t/comparing-distances-between-mfccs/2820 "2026-07-27T17:11:55Z")

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If anyone wants to try my (supercollider) (dirty) patch, I have done a subjective comparison of nearest-neighbour, group-scaled vs dimension-scaled, 2d (via UMAP) vs 13d for each. The idea is that I browse for a point in…

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## [General question about analysis & min max frequency](https://discourse.flucoma.org/t/general-question-about-analysis-min-max-frequency/2821)

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**Author:** [@yogi](https://discourse.flucoma.org/u/yogi)\
**Replies:** 2\
**Last updated:** [July 26, 2026, 1:23pm UTC](https://discourse.flucoma.org/t/general-question-about-analysis-min-max-frequency/2821 "2026-07-26T13:23:20Z")

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Hello I noticed that my corpus analysis (mfcc) is more efficient when setting minimum & maximum frequency to 600hz & 10000hz, for classification using kdtree. I’m about to record again the whole corpus, should I filter …

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## [To slice or not to slice](https://discourse.flucoma.org/t/to-slice-or-not-to-slice/2818)

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**Author:** [@areacode](https://discourse.flucoma.org/u/areacode)\
**Replies:** 1\
**Last updated:** [July 8, 2026, 10:59am UTC](https://discourse.flucoma.org/t/to-slice-or-not-to-slice/2818 "2026-07-08T10:59:13Z")

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Hi all - I am revisiting FluCoMa, trying to understand some old code in SuperCollider. I can never quite tell if I should be posting in the “Getting Started” forum since I keep getting started, over and over again. My…

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## [1-question survey for users and teachers using Max and Pd](https://discourse.flucoma.org/t/1-question-survey-for-users-and-teachers-using-max-and-pd/2817)

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**Author:** [@tremblap](https://discourse.flucoma.org/u/tremblap)\
**Replies:** 0\
**Last updated:** [July 6, 2026, 12:29pm UTC](https://discourse.flucoma.org/t/1-question-survey-for-users-and-teachers-using-max-and-pd/2817 "2026-07-06T12:29:22Z")

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Hello all I’m working on a new feature, that would break one use case, so I need to know if, for you or in the workshop you run, this would be an issue… so here goes. At the moment, one can use the same name for a Labe…

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## [Filter out outlier points in a dataset, before fitting kdtree](https://discourse.flucoma.org/t/filter-out-outlier-points-in-a-dataset-before-fitting-kdtree/2813)

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**Author:** [@yogi](https://discourse.flucoma.org/u/yogi)\
**Replies:** 7\
**Last updated:** [June 30, 2026, 10:04am UTC](https://discourse.flucoma.org/t/filter-out-outlier-points-in-a-dataset-before-fitting-kdtree/2813 "2026-06-30T10:04:21Z")

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Hello, In some datasets, when checking for 6 classes on a plotter , I can spot some dots out of their class and isolated. My guess is I should get rid of those. A bit of context: I prototyped a classifier for 6 ways o…

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## [Questions on normalization order in a PCA -\> KDTree pipeline (Audio Matching)](https://discourse.flucoma.org/t/questions-on-normalization-order-in-a-pca-kdtree-pipeline-audio-matching/2799)

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**Author:** [@Lorenz\_Sca](https://discourse.flucoma.org/u/Lorenz_Sca)\
**Replies:** 17\
**Last updated:** [June 24, 2026, 6:29pm UTC](https://discourse.flucoma.org/t/questions-on-normalization-order-in-a-pca-kdtree-pipeline-audio-matching/2799 "2026-06-24T18:29:45Z")

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Hi everyone, I am currently working on a project where I analyze a corpus of environmental recordings using various FluCoMa audio descriptors. Since I am combining different features (MFCCs, Spectral Descriptors, and Lo…

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## [Hz - pitch detection algorithm](https://discourse.flucoma.org/t/hz-pitch-detection-algorithm/2574)

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**Author:** [@rodrigo.constanzo](https://discourse.flucoma.org/u/rodrigo.constanzo)\
**Replies:** 1\
**Last updated:** [June 19, 2026, 1:08pm UTC](https://discourse.flucoma.org/t/hz-pitch-detection-algorithm/2574 "2026-06-19T13:08:19Z")

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Was following along with this blog series from Cycfi research (the company that makes the pickup/sensors I’ve been using in recent builds) and they have a series on “Enhanced Pitch Detection Techniques”, which I found in…

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## [Quick questions about mfcc and normalisation](https://discourse.flucoma.org/t/quick-questions-about-mfcc-and-normalisation/2808)

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**Author:** [@yogi](https://discourse.flucoma.org/u/yogi)\
**Replies:** 1\
**Last updated:** [June 15, 2026, 12:22pm UTC](https://discourse.flucoma.org/t/quick-questions-about-mfcc-and-normalisation/2808 "2026-06-15T12:22:43Z")

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Hello, I’mcurrently working on a patch where I analyse first 256 samples of slices so I can find the nearest neighbour with a kdtree when analysing audio input. I used a dataset of 13 mfcc , means & skew , and 1 deriv…

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## [FR: More control over all the normalizers](https://discourse.flucoma.org/t/fr-more-control-over-all-the-normalizers/2800)

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**Author:** [@rodrigo.constanzo](https://discourse.flucoma.org/u/rodrigo.constanzo)\
**Replies:** 2\
**Last updated:** [June 13, 2026, 1:38pm UTC](https://discourse.flucoma.org/t/fr-more-control-over-all-the-normalizers/2800 "2026-06-13T13:38:38Z")

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So I’ve had a couple of tricky issues with normalization recently and want to float it out there that perhaps having more control in the normalizers would be useful. The first issue is when working with different kinds …

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## [Order issue when converting imported dataset to buffer (Max)](https://discourse.flucoma.org/t/order-issue-when-converting-imported-dataset-to-buffer-max/2806)

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**Author:** [@moduloventuno](https://discourse.flucoma.org/u/moduloventuno)\
**Replies:** 7\
**Last updated:** [June 8, 2026, 12:39pm UTC](https://discourse.flucoma.org/t/order-issue-when-converting-imported-dataset-to-buffer-max/2806 "2026-06-08T12:39:37Z")

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Hey everyone! I found a bug in the process of converting a dataset to buffer with the “tobuffer” method. The issue is only present in datasets loaded from a JSON file, and I think it stems from the point identifier bein…

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## [Non-blocking issue](https://discourse.flucoma.org/t/non-blocking-issue/2801)

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**Author:** [@mattebass](https://discourse.flucoma.org/u/mattebass)\
**Replies:** 3\
**Last updated:** [June 5, 2026, 9:04am UTC](https://discourse.flucoma.org/t/non-blocking-issue/2801 "2026-06-05T09:04:22Z")

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Hi, I’m currently working on optimising the feature calculation process for a dataset, and I’m experiencing some issues with the non-blocking + queue mode. What I’m trying to do is trigger several different analyses in…

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## [FluCoMa integration in PlugData – is it on the roadmap?](https://discourse.flucoma.org/t/flucoma-integration-in-plugdata-is-it-on-the-roadmap/2665)

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**Author:** [@Avenir](https://discourse.flucoma.org/u/Avenir)\
**Replies:** 19\
**Last updated:** [June 1, 2026, 3:06pm UTC](https://discourse.flucoma.org/t/flucoma-integration-in-plugdata-is-it-on-the-roadmap/2665 "2026-06-01T15:06:33Z")

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Hi, just wondering if there are any plans or roadmap items to make FluCoMa tools available inside PlugData in the future. Thanks! Emiliano

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## [Remnant — sound traces from a non-human world](https://discourse.flucoma.org/t/remnant-sound-traces-from-a-non-human-world/2804)

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**Author:** [@naiv40](https://discourse.flucoma.org/u/naiv40)\
**Replies:** 0\
**Last updated:** [June 1, 2026, 2:03am UTC](https://discourse.flucoma.org/t/remnant-sound-traces-from-a-non-human-world/2804 "2026-06-01T02:03:08Z")

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Remnant is a multichannel acousmatic composition and live electronics system for orchestra and 8-channel diffusion. The project uses FluCoMa as a real-time analysis layer that modulates timbral tension continuously durin…

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## [Easier way to concatenate datasets](https://discourse.flucoma.org/t/easier-way-to-concatenate-datasets/819)

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**Author:** [@rodrigo.constanzo](https://discourse.flucoma.org/u/rodrigo.constanzo)\
**Replies:** 13\
**Last updated:** [May 26, 2026, 1:58pm UTC](https://discourse.flucoma.org/t/easier-way-to-concatenate-datasets/819 "2026-05-26T13:58:40Z")

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In my larger analysis patch I have 4 datasets which I then stitch together at the end of the process. At the moment this requires me dumping through various temp datasets, which is clunky as it is, but this post is more …

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## [Cheap and cheerful alternative to fluid.grid~ for larger data sets?](https://discourse.flucoma.org/t/cheap-and-cheerful-alternative-to-fluid-grid-for-larger-data-sets/2404)

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**Author:** [@rodrigo.constanzo](https://discourse.flucoma.org/u/rodrigo.constanzo)\
**Replies:** 15\
**Last updated:** [May 24, 2026, 7:56am UTC](https://discourse.flucoma.org/t/cheap-and-cheerful-alternative-to-fluid-grid-for-larger-data-sets/2404 "2026-05-24T07:56:46Z")

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So due to a good breakthrough with fluid.jit.plotter (via some new info/knowledge from the Max beta forum being passed to @balintlaczko) I’ve been resisting 2d plotting of datasets for corpus scrubbing ala CataRT et al. …

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## [Max objects missing?](https://discourse.flucoma.org/t/max-objects-missing/1208)

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**Author:** [@jthompson](https://discourse.flucoma.org/u/jthompson)\
**Replies:** 8\
**Last updated:** [May 5, 2026, 2:02pm UTC](https://discourse.flucoma.org/t/max-objects-missing/1208 "2026-05-05T14:02:25Z")

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I tried running this patch from the thread here: After downloading the FluCoMa objects from: I am still missing the following: newobj: fluid.kdtree~: No such object newobj: fluid.dataset~: No such object newobj: f…

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## [Weighting datasets before UMAP usage](https://discourse.flucoma.org/t/weighting-datasets-before-umap-usage/2782)

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**Author:** [@jacobdesj](https://discourse.flucoma.org/u/jacobdesj)\
**Replies:** 7\
**Last updated:** [May 3, 2026, 5:14pm UTC](https://discourse.flucoma.org/t/weighting-datasets-before-umap-usage/2782 "2026-05-03T17:14:04Z")

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Hey, So I have large datasets (four of different dimensions - 2, 6, 14 and 14) that i merge together in larger fluid.dataset that will be used in umap. I would like to add weight to the different dataset in a way that s…

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## [Guidance building for Bela platform](https://discourse.flucoma.org/t/guidance-building-for-bela-platform/876)

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**Author:** [@muddywires](https://discourse.flucoma.org/u/muddywires)\
**Replies:** 120\
**Last updated:** [April 20, 2026, 3:29pm UTC](https://discourse.flucoma.org/t/guidance-building-for-bela-platform/876 "2026-04-20T15:29:41Z")

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Greetings! I’d love to use some flucoma tools on a bela board and have a few questions about doing so. Has anyone successfully built flucoma-core for Bela platform using the arm flags provided in the core repo? I don’t…

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## [Fluid.nmfmorph~ and stereo/multichannel files](https://discourse.flucoma.org/t/fluid-nmfmorph-and-stereo-multichannel-files/2776)

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**Author:** [@amundsen](https://discourse.flucoma.org/u/amundsen)\
**Replies:** 3\
**Last updated:** [April 15, 2026, 1:43pm UTC](https://discourse.flucoma.org/t/fluid-nmfmorph-and-stereo-multichannel-files/2776 "2026-04-15T13:43:58Z")

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Hello, What’s the usual workflow for multichannel files with fluid.nmfmorph? Should I split the multichannel source buffers to mono buffers and also duplicate the buffers meant to contain the bases, activations as well…

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## [Multiple sources and evolving probabilities with fluid.bufnmfcross~](https://discourse.flucoma.org/t/multiple-sources-and-evolving-probabilities-with-fluid-bufnmfcross/2777)

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**Author:** [@amundsen](https://discourse.flucoma.org/u/amundsen)\
**Replies:** 0\
**Last updated:** [April 15, 2026, 1:08pm UTC](https://discourse.flucoma.org/t/multiple-sources-and-evolving-probabilities-with-fluid-bufnmfcross/2777 "2026-04-15T13:08:43Z")

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Imagine having a series of source buffer instead of only one. Then with a list of probabilities evolving in time (maybe with a multichannel buffer), it would make the source change gradually over time.

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## [FluidPlotter visualization of the 2D location controlled externally](https://discourse.flucoma.org/t/fluidplotter-visualization-of-the-2d-location-controlled-externally/2774)

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**Author:** [@p3mb](https://discourse.flucoma.org/u/p3mb)\
**Replies:** 9\
**Last updated:** [April 13, 2026, 9:48pm UTC](https://discourse.flucoma.org/t/fluidplotter-visualization-of-the-2d-location-controlled-externally/2774 "2026-04-13T21:48:25Z")

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Hi all, I am trying to control externally the navigation of a 2D corpora in Supercollider. I reckon I can do it passing the parameter to set the point to navigate the FluidKDTree. However, it cannot be visualized. Is th…

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## [Is it possible to use the fluid.bufloader abstration with another folder?](https://discourse.flucoma.org/t/is-it-possible-to-use-the-fluid-bufloader-abstration-with-another-folder/2648)

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**Author:** [@amundsen](https://discourse.flucoma.org/u/amundsen)\
**Replies:** 4\
**Last updated:** [April 13, 2026, 9:44am UTC](https://discourse.flucoma.org/t/is-it-possible-to-use-the-fluid-bufloader-abstration-with-another-folder/2648 "2026-04-13T09:44:44Z")

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Hello, Is it possible to use the fluid.bufloader abstraction with a different folder than the one within the FluCoMa package? Thank you.

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## [Incline: Toposonic Corpus Explorer](https://discourse.flucoma.org/t/incline-toposonic-corpus-explorer/2773)

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**Author:** [@CristianVogel](https://discourse.flucoma.org/u/CristianVogel)\
**Replies:** 1\
**Last updated:** [March 25, 2026, 6:44pm UTC](https://discourse.flucoma.org/t/incline-toposonic-corpus-explorer/2773 "2026-03-25T18:44:36Z")

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I used the Rust port of FluCoMa core to design and develop a standalone analysis-driven segmentation/granulation instrument. It is a commercial product, with a free 7-day trial available - available exclusively at Ne…

[Next page](https://discourse.flucoma.org/latest.md?page=1)