<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[RSS Feed]]></title><description><![CDATA[RSS Feed]]></description><link>http://direct.ecency.com</link><image><url>http://direct.ecency.com/logo512.png</url><title>RSS Feed</title><link>http://direct.ecency.com</link></image><generator>RSS for Node</generator><lastBuildDate>Thu, 09 Apr 2026 04:35:01 GMT</lastBuildDate><atom:link href="http://direct.ecency.com/@mathowl/rss" rel="self" type="application/rss+xml"/><item><title><![CDATA[Research diaries #21: Open-source generative AI for videos with Comfy]]></title><description><![CDATA[As AI is already outperforming many human tasks it can be disruptive for many communities. I think it would be hard to stop or significantly slow down its advancement. AI is definitely also creating new]]></description><link>http://direct.ecency.com/hive-196387/@mathowl/research-diaries-21-open-source-generative-ai-for-videos-with-comfy</link><guid isPermaLink="true">http://direct.ecency.com/hive-196387/@mathowl/research-diaries-21-open-source-generative-ai-for-videos-with-comfy</guid><category><![CDATA[hive-196387]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Sun, 07 Apr 2024 08:56:51 GMT</pubDate><enclosure url="https://images.ecency.com/p/26uUsAjKTsXCDw7zixZR182JbFKvgzJ9YwsFpTVcRaGCmsqhA1unTgpqwjz2uVAfHQK7mYwHdfU5hY6XWmQKPP6uapC4t2tUkYhzsMfTZuQmdw8cDLspw4M2nAcfvbFjHHszPDrTvb5XntjstJpzafwLPrYEMZr6QbMSC5?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Espresso diaries #2: bug fixing the ROK]]></title><description><![CDATA[I think the Rok is a great espresso machine. There is something very satisfying about pressing down those arms and producing espresso. However it comes with many small problems that don't appear to have]]></description><link>http://direct.ecency.com/hive-174578/@mathowl/copy-of-espresso-diaries-2</link><guid isPermaLink="true">http://direct.ecency.com/hive-174578/@mathowl/copy-of-espresso-diaries-2</guid><category><![CDATA[hive-174578]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Sat, 09 Mar 2024 09:54:12 GMT</pubDate><enclosure url="https://images.ecency.com/p/3jpR3paJ37V8XPrHkfZdMt57jY6pRt6zEt5iRJV9rXtsKTAo9SCHcJkXua55oovAGn4qkiiMQ7Tnj5buwfKw8kCZV1W6WyjVCMryRUdcFXX2UgmpyTU6RsqzVC8NCTNXYXK26?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Espresso diaries #1: Manual shots]]></title><description><![CDATA[Lately I have been into espresso. It is an expensive hobby so I thought I would try to go budget & eco without cutting too much corners on quality. Parts of the espresso making process can be automized]]></description><link>http://direct.ecency.com/hive-174578/@mathowl/espresso-diaries-1-manual-shots</link><guid isPermaLink="true">http://direct.ecency.com/hive-174578/@mathowl/espresso-diaries-1-manual-shots</guid><category><![CDATA[hive-174578]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Tue, 26 Dec 2023 08:47:57 GMT</pubDate><enclosure url="https://images.ecency.com/p/3jpR3paJ37V8XPrHkfZdMt57jY6pRt6zEt5iRJV9r9FSfhhQDAPsjKHTtk1KCo6vP4hneqBtXsheGwkN32t2ALV3UqHWhPY2FKd6KTre18khP8L8DzN2VByg2w4CuxQnPzDJv?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Research diaries #20: Builing another PC ]]></title><description><![CDATA[Nowadays I have some projects that require a bit more computation power than usual. So I had the nice opportunity to build a stationary computation horse. My current mindset is that laptops are not really]]></description><link>http://direct.ecency.com/hive-196387/@mathowl/research-diaries-20-builing-another-pc</link><guid isPermaLink="true">http://direct.ecency.com/hive-196387/@mathowl/research-diaries-20-builing-another-pc</guid><category><![CDATA[hive-196387]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Fri, 14 Jul 2023 09:10:09 GMT</pubDate><enclosure url="https://images.ecency.com/p/26uUsAjKTsXCDw7zixZR182JbFKvgzJ9YwsFpTVcRaGCmsqhA1unTgpqwjz2uVAfHQK7mYtXBVt7s7sJfJ7zKE2F9tdTkiBeRk1zEC6qXDKCv9nVrC2GWrRRgXu2HuNZHkwzmkvKV8cFzudL23cXL78HoG57SQUnsWbUBx?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Research diaries #19: Unequal but not that unequal]]></title><description><![CDATA[A long while back I wrote a post about how unbiased randomness gives rise to extreme inequality. The underlying dynamics is that a few individuals have a lucky streak. This lucky streak results in an advantage]]></description><link>http://direct.ecency.com/hive-196387/@mathowl/research-diaries-19-unequal-but-not-that-unequal</link><guid isPermaLink="true">http://direct.ecency.com/hive-196387/@mathowl/research-diaries-19-unequal-but-not-that-unequal</guid><category><![CDATA[hive-196387]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Sun, 02 Jul 2023 08:30:33 GMT</pubDate><enclosure url="https://images.ecency.com/p/26uUsAjKTsXCDw7zixZR182JbFKvgzJ9YwsFpTVcRaGCmsqhA1unTgpqwjz2uVAfHQK7mY8YCyEZonJV44NDwrY8LTM49is9TM8oLtU6JgR7hRq1zidvYhWgTCWcrBVnY48YV34PMhUK4Tt4D4pesWhvmRRVgwygWXY4Zc?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Research diaries #18: About inflation returning to normal levels]]></title><description><![CDATA[In the last year we have experienced extreme rates of inflation as we have an upward pressure on energy and food and a decline in export as a result of Covid and the war in Ukraine. As this normalizes]]></description><link>http://direct.ecency.com/hive-196387/@mathowl/research-diaries-18-about-inflation-returning-to-normal-levels</link><guid isPermaLink="true">http://direct.ecency.com/hive-196387/@mathowl/research-diaries-18-about-inflation-returning-to-normal-levels</guid><category><![CDATA[hive-196387]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Fri, 21 Apr 2023 06:08:27 GMT</pubDate><enclosure url="https://images.ecency.com/p/26uUsAjKTsXCDw7zixZR182JbFKvgzJ9YwsFpTVcRaGCmsqhA1unTgpqwjz2uVAfHQK7mY7q94RrcEmo8xKcc5TTU8yK1gpHFVB5Aetg4y6ErDww1ba6zsFwbMic8wdUrZHv1wXSF25WmPPuexmdMadFLaxmvJDjAcjovE?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Research diaries #17: About sparseness of data and training neural nets]]></title><description><![CDATA[Typically a neural net is trained on large amounts of data. It will after training hopefully have good performance on this training set. Specifically, the tools for training a neural net are made in such]]></description><link>http://direct.ecency.com/hive-196387/@mathowl/research-diaries-17-about-sparseness-of-data-and-training-neural-nets</link><guid isPermaLink="true">http://direct.ecency.com/hive-196387/@mathowl/research-diaries-17-about-sparseness-of-data-and-training-neural-nets</guid><category><![CDATA[hive-196387]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Sun, 09 Apr 2023 03:51:21 GMT</pubDate><enclosure url="https://images.ecency.com/p/26uUsAjKTsXCDw7zixZR182JbFKvgzJ9YwsFpTVcRaGCmsqhA1unTgpqwjz2uVAfHQK7mYi4QkBzHQsg2mzgErr3HeyLyCT2tV1fK7HcnXmkQ6VzhLBduWPKFPTaqHHWcHd2xtXF31wszLfWwqy4axAdf1DmZyQtv7XR82?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Research diaries #16: Reservoir computing, an AI which does not live inside a computer]]></title><description><![CDATA[In this post we will look at a fancy AI called reservoir computing. We will just be looking at the general concept. In a future post I will show you an implementation of this fancy neural net. By now we]]></description><link>http://direct.ecency.com/hive-196387/@mathowl/research-diaries-16-reservoir-computing-a-mechanical-ai</link><guid isPermaLink="true">http://direct.ecency.com/hive-196387/@mathowl/research-diaries-16-reservoir-computing-a-mechanical-ai</guid><category><![CDATA[hive-196387]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Tue, 21 Mar 2023 13:03:54 GMT</pubDate><enclosure url="https://images.ecency.com/p/4HFqJv9qRjVecs4xkhd5EvhidWEEBnn9tCVDBkBhQpUFvab78MhbU1VtyuCUNZVsdV83zzm1Tu6yzbvcD5qZkBH9vG41YBndUce83ResJEWcpvhn1vdsN9ceeCG8Evoc9v3QrRJxNY3YGHz4zPowCLQ2HZTsiptP3Dg?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Research diaries #15: Going down rabbit holes]]></title><description><![CDATA[In math everything you do has always to be consistent with the rules of logic. But the real goal of math is finding structure inside the logic. Usually finding problems with interesting patterns is not]]></description><link>http://direct.ecency.com/hive-196387/@mathowl/research-diaries-15-going-down-rabbit-holes</link><guid isPermaLink="true">http://direct.ecency.com/hive-196387/@mathowl/research-diaries-15-going-down-rabbit-holes</guid><category><![CDATA[hive-196387]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Sat, 11 Mar 2023 14:29:36 GMT</pubDate><enclosure url="https://images.ecency.com/p/26uUsAjKTsXCDw7zixZR182JbFKvgzJ9YwsFpTVcRaGCmsqhA1unTgpqwjz2uVAfHQK7mYLBpoCgyXXpG6gjFe1wUvXH1E2ip5PxVrDgo5t35nVmrzcxbsYX8Z6kuDazrN8D1GUKcdmZPnKpGx4W9SX8zBtPEm9HquM1mG?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Research diaries #14: An optimization puzzle]]></title><description><![CDATA[Occasionally I do some algorithm puzzles. This is quite a fun one from Hackerrank with rubik like features. Today starting with the cat tax ^^ Suppose we have an array with integer entries. This array]]></description><link>http://direct.ecency.com/hive-196387/@mathowl/research-diaries-14-an-optimization-puzzle</link><guid isPermaLink="true">http://direct.ecency.com/hive-196387/@mathowl/research-diaries-14-an-optimization-puzzle</guid><category><![CDATA[hive-196387]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Sun, 26 Feb 2023 02:19:03 GMT</pubDate><enclosure url="https://images.ecency.com/p/26uUsAjKTsXCDw7zixZR182JbFKvgzJ9YwsFpTVcRaGCmsqhA1unTgpqwjz2uVAfHQK7mYtX2KYfRy2GqFbDAubkcqhmus9gYdqceQK6C6aL39kLs5VG1X4wtgdv55G82WwbDHEkzd1Xm9JdZ4fQnFrPsr1TKpg2rnAahU?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Research diaries #13: statistical DAGs]]></title><description><![CDATA[After the last adventure in statistics another exploration. Today we will be looking at DAGs. DAGs are a systematic way of finding the link between correlation and causation. Suppose we have a phenomenon]]></description><link>http://direct.ecency.com/hive-196387/@mathowl/research-diaries-13-statistical-dags</link><guid isPermaLink="true">http://direct.ecency.com/hive-196387/@mathowl/research-diaries-13-statistical-dags</guid><category><![CDATA[hive-196387]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Sat, 18 Feb 2023 14:29:27 GMT</pubDate><enclosure url="https://images.ecency.com/p/W5LtFUPm6g7293LJ3Vg8LGMxSXJbQHxtovyJAqw2j9RsivpZ42YcyswvLou4jKdttxGz7eizvPc8ygZneE3H46NRpDhv9eW3EVTikewr2CcdfZRQTLgsfCxX3CWBufcCxW4DaqXVW5BH1jKXuqUpV94hFBaog?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Research diaries #12: Berkin's paradox and why the worst restaurants are in the most touristy spots]]></title><description><![CDATA[Lately I have been delving a bit into statistics. Today we will be looking at a famous paradox about why correlation does not have to imply causation. Source Pixabay license by Dimhou Let me sketch the]]></description><link>http://direct.ecency.com/hive-196387/@mathowl/research-diaries-12-berkins-paradox-and-why-the-worst-restaurants-are-in-the-most-touristy-spots</link><guid isPermaLink="true">http://direct.ecency.com/hive-196387/@mathowl/research-diaries-12-berkins-paradox-and-why-the-worst-restaurants-are-in-the-most-touristy-spots</guid><category><![CDATA[hive-196387]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Sat, 11 Feb 2023 11:59:39 GMT</pubDate><enclosure url="https://images.ecency.com/p/26uUsAjKTsXCDw7zixZR182JbFKvgzJ9YwsFpTVcRaGCmsqhA1unTgpqwjz2uVAfHQK7mYuEAn7F4fSPmBjTEqJUCvXUTjNoHy6gGBS6hyTxZ6gwMpqXYWuGc3V2Fw5WMoQiKY6VLk7wkri82LpLT2fKBhSjXkq2F4gHNW?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Research diaries #11: rearranging sequences, weirdness at infinity]]></title><description><![CDATA[At infinity our ordinary intuitive understanding breaks down as the mathematical definition of infinity is very different from what we have in our mind. A good example of this concerns rearrangements of]]></description><link>http://direct.ecency.com/hive-196387/@mathowl/research-diaries-11-rearranging-sequences-weirdness-at-infinity</link><guid isPermaLink="true">http://direct.ecency.com/hive-196387/@mathowl/research-diaries-11-rearranging-sequences-weirdness-at-infinity</guid><category><![CDATA[hive-196387]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Mon, 06 Feb 2023 09:36:15 GMT</pubDate><enclosure url="https://images.ecency.com/p/26uUsAjKTsXCDw7zixZR182JbFKvgzJ9YwsFpTVcRaGCmsqhA1unTgpqwjz2uVAfHQK7mYAbfpFCeQHpvU7YHU1aJsx7SqckKUzg8djZN3g7Z6gNx5Qyk3ozRjzpPHVqmxdKrZZeEHPKZxUfTqbwnpcuSCHm92ETQjBzkN?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Research diaries #10: The real line, gaps in the rational numbers and the axiom of completeness]]></title><description><![CDATA[Historically mathematics did not start at the true fundamentals. The fundamentals were only completed around the 19th century. All of the work done before that was done with some intuitive understanding]]></description><link>http://direct.ecency.com/hive-196387/@mathowl/research-diaries-10-the-real-line-gaps-in-the-rational-numbers-and-the-axiom-of-completeness</link><guid isPermaLink="true">http://direct.ecency.com/hive-196387/@mathowl/research-diaries-10-the-real-line-gaps-in-the-rational-numbers-and-the-axiom-of-completeness</guid><category><![CDATA[hive-196387]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Mon, 05 Dec 2022 23:58:48 GMT</pubDate><enclosure url="https://images.ecency.com/p/W5LtFUPm6g7293LJ3Vg8LGMxSXJbQHxtovyJAqw2j9RsivpZ42YcyswvLou4jKdttxGzS6WGwLLZ562ynLLFwWWBzoi9A6geVoro6Nz9o1QC8Yc9e2tp97pQGa7cxZnAeBau5gMQ6ikFzGPB7sDHYdbfdT9SE?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Research diaries #9: types of convergence]]></title><description><![CDATA[A sequence is a list of ordered points. As we progress through a sequence it could be that these points are approximating some point. For example, look at the graph below On the x-axis the position of]]></description><link>http://direct.ecency.com/hive-196387/@mathowl/research-diaries-9-types-of-convergence</link><guid isPermaLink="true">http://direct.ecency.com/hive-196387/@mathowl/research-diaries-9-types-of-convergence</guid><category><![CDATA[hive-196387]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Sat, 26 Nov 2022 21:30:54 GMT</pubDate><enclosure url="https://images.ecency.com/p/26uUsAjKTsXCDw7zixZR182JbFKvgzJ9YwsFpTVcRaGCmsqhA1unTgpqwjz2uVAfHQK7mY94KAFFkMNBssrPGUv5hAHKQLGFFn13ovhRFwdVUgyXJcgvCVdCr9SvEkbZLADEUQukuvDpFYbLTrEsugFaCsaouLCxjiW9Mg?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Research diaries #8: Weakening differentiability]]></title><description><![CDATA[In high school we all learned about how to compute the derivative. Here we will look at what it means for a function to be differentiable and how to weaken it. A derivative of a function at a point gives]]></description><link>http://direct.ecency.com/hive-196387/@mathowl/research-diaries-8-weakening-differentiability</link><guid isPermaLink="true">http://direct.ecency.com/hive-196387/@mathowl/research-diaries-8-weakening-differentiability</guid><category><![CDATA[hive-196387]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Tue, 15 Nov 2022 15:23:06 GMT</pubDate><enclosure url="https://images.ecency.com/p/26uUsAjKTsXCDw7zixZR182JbFKvgzJ9YwsFpTVcRaGCmsqhA1unTgpqwjz2uVAfHQK7mY7q95bM46P4e9BYVfJWzpcAopt8ubzRsJqr8GGGThTefQD2qKCd6cnCEbS6iEPujWDkjwp28xCjBQ7c7S8i4ScPBiS4HHmHv6?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Research diaries #7: Regular versus chaotic motion]]></title><description><![CDATA[This post connects to one of my old post on chaos in the logistic map. Here we will be looking at the sine circle map and showing how a critical feature of the map determines when chaos can occur The sine]]></description><link>http://direct.ecency.com/hive-196387/@mathowl/research-diaries-7-regular-versus-chaotic-motion</link><guid isPermaLink="true">http://direct.ecency.com/hive-196387/@mathowl/research-diaries-7-regular-versus-chaotic-motion</guid><category><![CDATA[hive-196387]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Mon, 07 Nov 2022 19:09:00 GMT</pubDate><enclosure url="https://images.ecency.com/p/26uUsAjKTsXCDw7zixZR182JbFKvgzJ9YwsFpTVcRaGCmsqhA1unTgpqwjz2uVAfHQK7mYtXPf3h6CwgEJFHQpMPNiNEtYte6dR2Dw8Kj3tE3RUNcSo389XsJR34zx1FPF4Pe7Gd41KVYEpHUaAxHQPDNkQek1ASRY6Qy4?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Research diaries #6: Parallel in python]]></title><description><![CDATA[I haven't posted in ages. Today a code snippet for running stuff parallel Python is one of those languages where you can really directly start working on solving your application instead of worrying about]]></description><link>http://direct.ecency.com/hive-196387/@mathowl/research-diaries-6-parallel-in-python</link><guid isPermaLink="true">http://direct.ecency.com/hive-196387/@mathowl/research-diaries-6-parallel-in-python</guid><category><![CDATA[hive-196387]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Tue, 01 Nov 2022 13:30:39 GMT</pubDate><enclosure url="https://images.ecency.com/p/4HFqJv9qRjVecs4xkhd5EvhidWEEBnn9tCVDBkBhQpUFvab78MhbU1VtyuCUNZVsdV83zVytsaYHsQ7GhsPH6roPFG7ZrzjEHALCcQPmegzPF29Awh5LF72xXzH2e26HtLbmSss2Po9SmoqM6z2ZTGud6VboBra5PC2?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Inventory management made fun :D]]></title><description><![CDATA[This game is glorious fun. Best of all, the demo-mechanics feel pretty complete. It is free to play over here It is a turn based procedurally generated dungeon crawler. The interesting mechanic is the]]></description><link>http://direct.ecency.com/hive-174122/@mathowl/inventory-management-made-fun-d</link><guid isPermaLink="true">http://direct.ecency.com/hive-174122/@mathowl/inventory-management-made-fun-d</guid><category><![CDATA[hive-174122]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Sat, 28 May 2022 12:12:00 GMT</pubDate><enclosure url="https://images.ecency.com/p/S5Eokt4BcQdk7EHeT1aYjzebg2hC7hkthT45eNnSLe7zEKncYaHX3ksqkERagaAQwQAKDqQ?format=match&amp;mode=fit" length="0" type="false"/></item><item><title><![CDATA[Brofi is alive again ^^]]></title><description><![CDATA[I am very much chasing the facts as about a week after the announcement I realized that the Bro-project was revived. And of course another jump in the Bro price. Feeling a bit sour that everything was]]></description><link>http://direct.ecency.com/hive-167922/@mathowl/brofi-is-alive-again</link><guid isPermaLink="true">http://direct.ecency.com/hive-167922/@mathowl/brofi-is-alive-again</guid><category><![CDATA[hive-167922]]></category><dc:creator><![CDATA[mathowl]]></dc:creator><pubDate>Tue, 03 May 2022 09:35:06 GMT</pubDate><enclosure url="https://images.ecency.com/p/PB8ro82ZpZP35bVGjGoE93K3E4U5KX8KtMBJ2rgRD7Q7TNM6w6nv6iew3E3wHrUNLrmmKv7hkMbztCFcRTAaoPpCXTUFkVHKN9GJUnyW3eWBFPKC?format=match&amp;mode=fit" length="0" type="false"/></item></channel></rss>