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Daniel Lemire

lemire.me

2019

Science and Technology links (January 26th, 2019)original ↗

27 Jan 2019

Science and Technology links (January 19th, 2019)original ↗

19 Jan 2019

Faster intersections between sorted arrays with shotgun original ↗

16 Jan 2019

Science and Technology links (January 12th, 2019)original ↗

12 Jan 2019

Science and Technology links (January 5th, 2019)original ↗

5 Jan 2019

Memory-level parallelism: Intel Skylake versus Intel Cannonlake original ↗

1 Jan 2019

2018

Important science and technology findings in 2018 original ↗

30 Dec 2018

Science and Technology links (December 29th, 2018)original ↗

29 Dec 2018

Science and Technology links (December 22nd 2018)original ↗

22 Dec 2018

Fast Bounded Random Numbers on GPUs original ↗

21 Dec 2018

Sorting strings properly is stupidly hard original ↗

17 Dec 2018

Science and Technology links (December 15th 2018)original ↗

15 Dec 2018

Science and Technology links (December 8th 2018)original ↗

8 Dec 2018

Asking the right question is more important than getting the right answer original ↗

6 Dec 2018

Science and Technology links (December 1st 2018)original ↗

1 Dec 2018

Quickly sampling from two arrays (C++ edition)original ↗

29 Nov 2018

Science and Technology links (November 24th 2018)original ↗

24 Nov 2018

Science and Technology links (November 18th 2018)original ↗

18 Nov 2018

Simple table size estimates and 128-bit numbers (Java Edition)original ↗

17 Nov 2018

Memory-level parallelism: Intel Skylake versus Apple A12/A12X original ↗

13 Nov 2018

Science and Technology links (November 10th, 2018)original ↗

10 Nov 2018

Measuring the memory-level parallelism of a system using a small C++ program?original ↗

5 Nov 2018

Science and Technology links (November 3rd, 2018)original ↗

3 Nov 2018

Science and Technology links (October 28th, 2018)original ↗

28 Oct 2018

Is WebAssembly faster than JavaScript?original ↗

23 Oct 2018

Science and Technology links (October 20th, 2018)original ↗

20 Oct 2018

Validating UTF-8 bytes using only 0.45 cycles per byte (AVX edition)original ↗

19 Oct 2018

Validating UTF-8 bytes (Java edition)original ↗

16 Oct 2018

Nobel-prize winner Romer on innovation and higher education original ↗

16 Oct 2018

Science and Technology links (October 13th, 2018)original ↗

13 Oct 2018

Smart bracelet: my experience with the Mi Band 3 original ↗

12 Oct 2018

Science and Technology links (October 6th, 2018)original ↗

7 Oct 2018

Quickly parsing eight digits original ↗

3 Oct 2018

Quickly identifying a sequence of digits in a string of characters original ↗

30 Sept 2018

Science and Technology links (September 30th, 2018)original ↗

30 Sept 2018

Science and Technology links (September 22nd, 2018)original ↗

22 Sept 2018

On the state of virtual-reality gaming original ↗

20 Sept 2018

Science and Technology links (September 15th, 2018)original ↗

15 Sept 2018

Science and Technology links (September 8th, 2018)original ↗

8 Sept 2018

AVX-512: when and how to use these new instructions original ↗

7 Sept 2018

Per-core frequency scaling and AVX-512: an experiment original ↗

4 Sept 2018

Science and Technology links (September 1st, 2018)original ↗

2 Sept 2018

AVX-512 throttling: heavy instructions are maybe not so dangerous original ↗

25 Aug 2018

Science and Technology links (August 24th, 2018)original ↗

24 Aug 2018

Trying harder to make AVX-512 look bad: my quantified and reproducible results original ↗

24 Aug 2018

Performance of ranged accesses into arrays: modulo, multiply-shift and masks original ↗

20 Aug 2018

Science and Technology links (August 19th, 2018)original ↗

19 Aug 2018

The dangers of AVX-512 throttling: a 3% impact on Xeon Gold processors?original ↗

15 Aug 2018

Fast strongly universal 64-bit hashing everywhere!original ↗

15 Aug 2018

Science and Technology links (August 10th, 2018)original ↗

10 Aug 2018

Science and Technology links (August 4th, 2018)original ↗

4 Aug 2018

Getting 4 bytes or a full cache line: same speed or not?original ↗

31 Jul 2018

Science and Technology links (July 27th, 2018)original ↗

28 Jul 2018

Writing about software and building software are different jobs original ↗

26 Jul 2018

It is more complicated than I thought: -mtune, -march in GCC original ↗

25 Jul 2018

Are vectorized random number generators actually useful?original ↗

23 Jul 2018

Science and Technology links (July 21st, 2018)original ↗

21 Jul 2018

Accelerating Conway’s Game of Life with SIMD instructions original ↗

18 Jul 2018

Science and Technology links (July 15th, 2018)original ↗

16 Jul 2018

Science and Technology links (July 15th, 2018)original ↗

15 Jul 2018

Are fungi making us sick?original ↗

11 Jul 2018

Science and Technology links (July 6th, 2018)original ↗

6 Jul 2018

How quickly can you compute the dot product between two large vectors?original ↗

5 Jul 2018

Income, wealth, intelligence and the fall of the American empire original ↗

5 Jul 2018

Predicting the truncated xorshift32* random number generator original ↗

2 Jul 2018

Science and Technology links (June 29th, 2018)original ↗

29 Jun 2018

Data processing on modern hardware original ↗

26 Jun 2018

Science and Technology links (June 24th, 2018)original ↗

24 Jun 2018

Roaring Bitmaps in JavaScript original ↗

19 Jun 2018

Science and Technology links (June 15th, 2018)original ↗

15 Jun 2018

Emojis, Java and Strings original ↗

15 Jun 2018

Science and Technology links (June 9th, 2018)original ↗

10 Jun 2018

Vectorizing random number generators for greater speed: PCG and xorshift128+ (AVX-512 edition)original ↗

7 Jun 2018

Science and Technology links (June 2nd, 2018)original ↗

3 Jun 2018

Greater speed in memory-bound graph algorithms with just straight C code original ↗

28 May 2018

Science and Technology links (May 26th, 2018)original ↗

27 May 2018

Gender and peer review original ↗

24 May 2018

Graph algorithms and software prefetching original ↗

24 May 2018

Science and Technology links (May 18th, 2018)original ↗

18 May 2018

Validating UTF-8 strings using as little as 0.7 cycles per byte original ↗

16 May 2018

Is research sick?original ↗

14 May 2018

Science and Technology links (May 11th, 2018)original ↗

11 May 2018

How quickly can you check that a string is valid unicode (UTF-8)?original ↗

9 May 2018

Science and Technology links (May 5th, 2018)original ↗

6 May 2018

How fast can you parse JSON?original ↗

3 May 2018

Is software prefetching (__builtin_prefetch) useful for performance?original ↗

30 Apr 2018

Science and Technology links (April 29th, 2018)original ↗

29 Apr 2018

Why a touch of secrecy can help creative work original ↗

26 Apr 2018

Enough with the intrusive updates!original ↗

23 Apr 2018

Science and Technology links (April 22nd, 2018)original ↗

22 Apr 2018

Iterating in batches over data structures can be much faster…original ↗

17 Apr 2018

Introducing GapminderVR: Data Visualization in Virtual Reality original ↗

17 Apr 2018

Science and Technology links (April 13th, 2018)original ↗

13 Apr 2018

For greater speed, try batching your out-of-cache data accesses original ↗

12 Apr 2018

Science and Technology links (April 7th, 2018)original ↗

8 Apr 2018

Caching hash values for speed (Swift-language edition)original ↗

4 Apr 2018

Science and Technology links (March 30th, 2018)original ↗

30 Mar 2018

Should you cache hash values even for trivial classes?original ↗

29 Mar 2018

When accessing hash tables, how much time is spent computing the hash functions?original ↗

28 Mar 2018

When shuffling large arrays, how much time can be attributed to random number generation?original ↗

24 Mar 2018