Search Articles — Sudonull

https://sudonull.com/rugpt3xl-with-8k-context-sparse-attention

Expansion of ruGPT3XL to 8k tokens via sparse attention and fine-tuning. PPL 13.00 on gazeta, Triton/SDPA optimization ×1.85. Instructions for developers.

https://sudonull.com/mergetree-in-clickhouse-granules-parts-and-sparse-index

MergeTree structure using a bids table example: part, granule, mark, merge of parts, ORDER BY vs PRIMARY KEY, partitioning, EXPLAIN indexes, partition management.

https://sudonull.com/architecture-for-9-trillion-records-on-a-server

Learn how to store trillions of Milky Way stars in sparse files with Z-encoding. Scalable system without indexes for middle/senior dev. Implement it yourself.

https://sudonull.com/speeding-up-regex-search-with-trigrams-in-cursor

Local indexing of trigrams and sparse n-grams speeds up code search for AI agents. Reducing time from 15s to milliseconds in large repositories. More details for developers.

https://sudonull.com/order-by-and-primary-key-in-clickhouse-index-selection

How to correctly choose ORDER BY in ClickHouse: sparse index, column cardinality, equality vs range, verification via EXPLAIN. Rules and examples for gambling.

SPARSE Definition & Meaning - Merriam-Webster

https://www.merriam-webster.com/dictionary/sparse

Sep 1, 2026 · The meaning of SPARSE is of few and scattered elements; especially : not thickly grown or settled. Synonym …

SPARSE | English meaning - Cambridge Dictionary

https://dictionary.cambridge.org/dictionary/english/sparse

SPARSE definition: 1. small in numbers or amount, often spread over a large area: 2. small in numbers or amount…. Learn more.

SPARSE | definition in the Cambridge English Dictionary

https://dictionary.cambridge.org/us/dictionary/english/sparse

SPARSE meaning: 1. small in numbers or amount, often spread over a large area: 2. small in numbers or amount…. Learn more.

Sparse - definition of sparse by The Free Dictionary

https://www.thefreedictionary.com/sparse

Define sparse. sparse synonyms, sparse pronunciation, sparse translation, English dictionary definition of sparse. adj. spars·er , …

sparse - Wiktionary, the free dictionary

https://en.wiktionary.org/wiki/sparse

Jun 22, 2026 · This page was last edited on 22 June 2026, at 18:58.

SPARSE Definition & Meaning | Dictionary.com

https://www.dictionary.com/browse/sparse

SPARSE definition: thinly scattered or distributed. See examples of sparse used in a sentence.

sparse adjective - Definition, pictures, pronunciation and usage notes ...

https://www.oxfordlearnersdictionaries.com/definition/english/sparse

Definition of sparse adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, …

SPARSE definition and meaning | Collins English Dictionary

https://www.collinsdictionary.com/dictionary/english/sparse

Scattered or scanty; not dense.... Click for English pronunciations, examples sentences, video.

Sparse - Definition, Meaning & Synonyms | Vocabulary.com

https://www.vocabulary.com/dictionary/sparse

Something that’s sparse is thin, not dense. If you’re looking for the perfect place to build a tree house, a sparse forest is probably not …

What does sparse mean? - Definitions.net

https://www.definitions.net/definition/sparse

Definition of sparse in the Definitions.net dictionary. Meaning of sparse. What does sparse mean? Information and translations of …