Francesc Alted @FrancescAlted@masto.social Profile
Francesc Alted @[email protected]

@FrancescAlted

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Creator and BDFL of Blosc/@Blosc2. Co-founder and CEO of https://t.co/fi245VDWvZ. Love Python & C. https://t.co/yyWPV7377A

CastellΓ³ de la Plana
Joined January 2012
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@FrancescAlted
Francesc Alted @[email protected]
24 days
From a programmer's virtue to a computational powerhouse: laziness transforms a developer's best practice into the engine of modern computing!
@lshaw_ironarray
Luke Shaw
24 days
πŸ“’Blosc2 3.10.2 Released! πŸ“’ Lazy evaluation for ALL Blosc2 functions in version 3.10! Blosc2 powers: - Zarr/HDF5 computations (see image and https://t.co/PlJfNyNaBA) - Server compuation via Cat2Cloud (demo site here https://t.co/hQWV6ginLq)! #Zarr #HDF5 #Python
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@FrancescAlted
Francesc Alted @[email protected]
29 days
Inspired by the ESA's Gaia Milky Way map! At SciPy 2023, we showcased visualizing a massive 7.3 TB Gaia dataset on a standard laptop by compressing it to 1.8 GB using #Blosc2. Big data analysis for everyone! πŸš€ Dataset: https://t.co/976427jszL Paper: https://t.co/tWwia6gfrG
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@lshaw_ironarray
Luke Shaw
1 month
🚨Blosc2 3.9.1🚨 β€’ Array API standard compliance - 70 new functions β€’Β Fast linalg: tensordot up to 12x 𝐅𝐀𝐒𝐓𝐄𝐑 than NumPy for large arrays ! β€’ Fast num calc: Funcs like hypot 10x 𝐅𝐀𝐒𝐓𝐄𝐑 than NumPy! Blog: https://t.co/3EWRlHTg3Y #Python #linalg #computation
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@FrancescAlted
Francesc Alted @[email protected]
2 months
The powerful SIMD capabilities in modern processors represent a huge, often untapped, potential for accelerating computations. https://t.co/r5hsbLzC2O
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@FrancescAlted
Francesc Alted @[email protected]
2 months
Exciting news! Python-Blosc2 is making huge strides towards array-api compliance. πŸš€ You can now use it as a drop-in replacement for NumPy to operate efficiently on compressed data. πŸ—œοΈπŸ’ͺ There's more to come, but what a fantastic milestone! ✨
@lshaw_ironarray
Luke Shaw
2 months
πŸ—£οΈ Announcing Python-Blosc2 3.8.0 πŸš€ A step closer to compliance with the array-api standard: https://t.co/LR5Oqjd5Ny! The goal: your code works for all array libraries (e.g. for both blosc2 and NumPy) by simply changing the import statement below! #arrayapi #Blosc2
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@FrancescAlted
Francesc Alted @[email protected]
3 months
The slides of my talk about _Blosc2: Compress Better, Compute Bigger_ for the recent @EuroSciPy : https://t.co/JKOgXpx6pv EuroSciPy 2025 was great! A human sized event with lots of interesting talks and people ready to help you. Thanks to the organizers for a fantastic event!
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@FrancescAlted
Francesc Alted @[email protected]
3 months
πŸš€ We're thrilled to announce *TreeStore*, a new class in Python-Blosc2! Endow your datasets with a hierarchical structure! ⚑️ πŸ“ We've blogged about it: https://t.co/Rfbq4rydyn It's in beta, and and available in Python-Blosc2 v3.7.2. Enjoy! #Python #DataScience #OpenSource
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@FrancescAlted
Francesc Alted @[email protected]
3 months
Python-Blosc2 comes with an extensively tested partition sizes algorithm for setting the best chunk and block sizes. But you can always bypass this mechanism for more appropriate fine-tuning πŸš€ Compress Better, Compute Bigger! https://t.co/7OUlxljqCK #DataScience
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@FrancescAlted
Francesc Alted @[email protected]
4 months
πŸ—£οΈ Announcing Python-Blosc2 3.6.1 Β‘Unlock new levels of data manipulation with new fancy and orthogonal indexing in #Blosc2! πŸš€ πŸ‘‰ https://t.co/KhC8sRM74m Compress Better, Compute Bigger! #Python #DataScience #BigData #NumPy #Performance
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@FrancescAlted
Francesc Alted @[email protected]
4 months
Tired of trial-and-error with #Blosc2 compression? Do better with #Btune! πŸš€ Btune can be trained to automatically find the best parameters for your specific datasets and use case. πŸ”— https://t.co/FbezSSsViG Compress Bettter! #DataCompression #Optimization
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@FrancescAlted
Francesc Alted @[email protected]
4 months
#Blosc2 supports memory-mapped files for super-efficient data access! πŸš€ πŸ‘‰ https://t.co/TV1dgrHoBj Join our tutorial at @EuroSciPy 2025, where we'll dive deep into these techniques and share more expert tips for maximizing data throughput. See you there! #Performance πŸš€πŸ’Ύ
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@EuroSciPy
EuroSciPy
4 months
πŸ’‘New to version control or data management? πŸ“£ Tutorial: Managing Scientific Data and Workflows with DataLad πŸŽ“ Led by Ole Bialas & MichaΕ‚ Szczepanik! πŸ‘©πŸ’» Perfect for beginners at #EuroSciPy2025! πŸ“… https://t.co/IjqI0qy1Ws #Python #Reproducibility #OpenScience
euroscipy.org
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@FrancescAlted
Francesc Alted @[email protected]
4 months
Thanks to the advanced double partitioning techniques in #Blosc2, our #Caterva2 package can serve small slices of big datasets (3.8 GB) through internet in less than the blink of an eye. Try it out! πŸ‘‰ https://t.co/UH44l20l04 Share Faster! #BigData #RemoteAccess #Performance
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@FrancescAlted
Francesc Alted @[email protected]
4 months
#Blosc2 now runs directly in your browser! Leveraging the power of #WASM, #Pyodide, and #JupyterLite, you can harness efficient compression through the web's universal interface. Compress Better, Compute Bigger, Share Faster #DataCompression #WebDevelopment #DataScience
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@FrancescAlted
Francesc Alted @[email protected]
4 months
For those who could not attend, the recording of our webinar, "A Gentle Introduction to Cat2Cloud," is now available! https://t.co/loSOuw9Oh0 If interested, remember that the subscription to our beta program is currently open! Compress Better, Compute Bigger, Share Faster!
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@FrancescAlted
Francesc Alted @[email protected]
4 months
πŸ—£οΈ Announcing Python-Blosc2 3.5.1 πŸš€This introduces significant performance and memory optimizations, enhancing the experience of computing with large, compressed datasets using lazy expressions. Compress Better, Compute Bigger! #Performance #MemoryEfficiency #DataScience
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@FrancescAlted
Francesc Alted @[email protected]
4 months
Struggling with slow I/O in #HDF5? Try #Blosc2 as a filter or I/O data handler β€” faster data, less pain! πŸ‘‰ https://t.co/XnT6BLXNma #Performance #DataScience
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@FrancescAlted
Francesc Alted @[email protected]
4 months
Looking forward to meet folks for an exciting tutorial on efficient compression, large computations and other musings. See you in Krakow!
@EuroSciPy
EuroSciPy
4 months
πŸ“’ Hands-on #EuroSciPy2025 Tutorial: Compress, Compute, Conquer! with @FrancescAlted + Luke Shaw! πŸš€ Learn to process datasets 100x bigger than RAM using Python-Blosc2's new compute engine. 🧠 90 minutes of big-data magic. πŸ—“οΈ https://t.co/IjqI0qy1Ws #Python #DataScience #HPC
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@EuroSciPy
EuroSciPy
4 months
πŸ“’ Hands-on #EuroSciPy2025 Tutorial: Compress, Compute, Conquer! with @FrancescAlted + Luke Shaw! πŸš€ Learn to process datasets 100x bigger than RAM using Python-Blosc2's new compute engine. 🧠 90 minutes of big-data magic. πŸ—“οΈ https://t.co/IjqI0qy1Ws #Python #DataScience #HPC
euroscipy.org
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@EuroSciPy
EuroSciPy
5 months
πŸš€ Excited to announce our first keynote at #EuroSciPy2025: Anna LΓΌhrs – Deputy Lead @ JSC and co-founder of JuWinHPC! She’s championing diversity in HPC through action. Don’t miss her talk: πŸ—£οΈ β€œWomen in HPC – Breaking Barriers and Shaping the Future” 🎟️
euroscipy.org
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