asteroza + compression 156
Applying pressure is way toward generating more electricity from waste heat — ResOU
5 weeks ago by asteroza
Interesting, compressing a thermoelectric material improves conversion efficiency?
thermoelectric
materials
science
research
technology
power
generator
compression
5 weeks ago by asteroza
Running out of RAM in Ubuntu? Enable ZRAM
july 2019 by asteroza
With this, Chrome can run on a 2GB device
ubuntu
ZRAM
RAM
memory
compression
sysadmin
performance
tips
tricks
july 2019 by asteroza
iqlusioninc/sear: Signed/Encrypted ARchive: always-encrypted tar-like archive tool with optional signature support
may 2019 by asteroza
Possible alternative/followon to GPG in real life usage?
tar
GPG
alternative
compression
archive
format
design
opensource
software
may 2019 by asteroza
XARs: An efficient system for self-contained executables - Facebook Code
march 2019 by asteroza
Seems sorta like Go executables, but with built in compression
XAR
compression
executable
package
deployment
devops
facebook
python
march 2019 by asteroza
KIP-110: Add Codec for ZStandard Compression - Apache Kafka - Apache Software Foundation
march 2019 by asteroza
Apparently Cloudflare implemented this for big gains in reduced network traffic
kafka
Zstandard
ZSTD
compression
march 2019 by asteroza
inikep/lizard: Lizard (formerly LZ5) is an efficient compressor with very fast decompression.
march 2019 by asteroza
A fork/variant of LZ4 using interesting tricks. A codec now in Blosc2 when coupled with huffman encoding (and gives better than memcpy compression speeds at 4 threads!)
lizard
compression
codec
library
opensource
software
march 2019 by asteroza
opencomputeproject/Project-Zipline: Defines a lossless compressed data format that is independent of CPU type, operating system, file system, and character set, and is suitable for compression using the XP10 algorithm.
microsoft opensource software XP10 compression codec Zlib GZip accelerator RTL
march 2019 by asteroza
microsoft opensource software XP10 compression codec Zlib GZip accelerator RTL
march 2019 by asteroza
Encode's Forum
february 2019 by asteroza
Compression nerds geeking out
compression
codec
discussion
forum
board
reference
information
february 2019 by asteroza
Modelling and testing of a wave energy converter based on dielectric elastomer generators | Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences
february 2019 by asteroza
so basically piezoelectric rubber membrane capped wave pipes for power generation
kinetic
wave
energy
air
compression
power
takeoff
generator
dielectric
elastomer
rubber
membrane
cap
february 2019 by asteroza
catid/Zpng: Better lossless compression than PNG with a simpler algorithm
december 2018 by asteroza
PNG reimplemented using Zstd
PNG
compression
ZSTD
Zstandard
software
december 2018 by asteroza
itty.bitty
july 2018 by asteroza
making a microsite by compressing data and stuffing it into the URL directly. Up to 2K characters generally, some browsers allow up to 4K
small
tiny
website
URL
compression
portable
self
publishing
web
july 2018 by asteroza
dropbox/divans: Building better compression together
june 2018 by asteroza
Apparently the format supports seeks in 4mb chunks but the library doesn't do it natively yet
DivANS
compression
algorithm
ANS
Brotli
june 2018 by asteroza
Building better compression together with DivANS | Dropbox Tech Blog
june 2018 by asteroza
So another ANS approach like Zstd? But they seem to be splitting apart the problem differently...
DivANS
compression
algorithm
ANS
Brotli
june 2018 by asteroza
Efficient DataFrame Storage with Apache Parquet - Blue Yonder Technology Blog
june 2018 by asteroza
Parquet looking good for disk storage?
dataframe
storage
Apache
parquet
data
compression
june 2018 by asteroza
Compression · facebook/rocksdb Wiki
february 2018 by asteroza
Huh, so RocksDB has support for both LZ4 and ZSTD, both by Mr. Collet, who now works for Facebook...
ZSTD
Zstandard
LZ4
RocksDB
compression
database
february 2018 by asteroza
ImminentFate/CompactGUI: Visual Interface for the Windows Compact.exe cmdlet
october 2017 by asteroza
The new compact in windows 10 does special program/file compression using faster realtime codecs, and should be safe for 40GB files (unlike native NTFS compression which uses DEFLATE)
sysadmin
tools
utilities
compression
compact
windows
10
GUI
file
filesystem
realtime
october 2017 by asteroza
Terark/terarkdb: TerarkDB is a high performance database with the best compression
june 2017 by asteroza
interesting database using context aware compression with point accessible zip formatting to boost random reads, normally runs as a RocksDB compatible submodule/engine
china
dabatase
software
RocksDB
engine
compressed
data
compression
point
accessible
ZIP
june 2017 by asteroza
DjVu.org - the premier menu for djvu resources
march 2017 by asteroza
Alternative format for scanned documents, with capabilities similar to PDF.
djvu
scanned
document
digital
format
compression
PDF
alternative
software
opensource
Delicious
march 2017 by asteroza
DataDog/zstd: Zstd wrapper for Go
march 2017 by asteroza
go wrapper for zstandard compression, zstandard being the followon to LZ4
LZ4
zstandard
go
wrapper
compression
library
software
opensource
Delicious
march 2017 by asteroza
Advanced CO2Compression with Supersonic Technology
december 2016 by asteroza
Looks like Dresser-Rand is marketing RamGen CO2 supersonic rampressor work as DATUM-S compressor
ramgen
supersonic
CO2
compressor
ram
inlet
rotary
aerodynamics
research
compression
Delicious
december 2016 by asteroza
Yogesh Khatri's forensic blog: WofCompressed streams in Windows 10
november 2016 by asteroza
Hrm, I wonder if it clears the old limit for NTFS compression for greater than 64GB (really 40GB)?
windows
10
ADS
alternate
data
stream
compression
NTFS
file
Delicious
november 2016 by asteroza
lzfse/lzfse: LZFSE compression library and command line tool
october 2016 by asteroza
LZFSE is similar to ZSTD, work resulting from LZ4
apple
opensource
compression
algorithm
codec
LZFSE
ZSTD
LZ4
software
mac
OSX
Delicious
october 2016 by asteroza
Understanding NTFS Compression – Ntdebugging Blog
september 2016 by asteroza
NTFS rule of thumb is avoid compressing single files over 40GB
NTFS
compression
sysadmin
tips
tricks
windows
filesystem
file
folder
Delicious
september 2016 by asteroza
polaris_nsdi16.pdf
march 2016 by asteroza
where's the sample source code though...
polaris
javascript
framework
web
accelerator
file
dependency
graph
graphing
compression
software
webdev
speed
algorithm
research
Delicious
march 2016 by asteroza
google/brotli: Brotli compression format
march 2016 by asteroza
optimized for the web and has a static dictionary that has words from a number of common internet character sets/languages, so not quite general purpose...
Brotli
google
data
compression
algorithm
chrome
webdev
software
compressor
codec
opensource
Delicious
march 2016 by asteroza
google/zopfli: Zopfli Compression Algorithm is a compression library programmed in C to perform very good, but slow, deflate or zlib compression.
march 2016 by asteroza
deflate compatible compression library
Zopfli
google
data
compression
algorithm
chrome
deflate
compatible
software
webdev
compressor
high
gzip
zlib
output
opensource
PNG
Delicious
march 2016 by asteroza
larry.dvi - altgilbers.pdf
december 2015 by asteroza
Interesting pulsed power research overview
explosive
pulsed
pulse
power
generator
research
technology
moving
magnet
shockwave
FCG
flux
compression
Delicious
december 2015 by asteroza
Physical Modeling of Magneto Hydrodynamic Explosive Munition and Detonation Control
december 2015 by asteroza
Looks like the chinese reverse engineered MAHEM
MAHEM
flux
compression
generator
research
china
Delicious
december 2015 by asteroza
MAgneto Hydrodynamic Explosive Munition (MAHEM)
december 2015 by asteroza
Using FCG's to make a tunable magnetic force for explosively formed projectiles, allowing dial-a-yield as well and engineered fragmentation/shrapnel.
DARPA
MAHEM
flux
compression
generator
ferromagnetic
ceramic
liner
explosively
formed
projectile
variable
yield
warhead
weapon
research
technology
Delicious
december 2015 by asteroza
Downloads - libaec - DKRZ projects
august 2015 by asteroza
compression format for space data
SZIP
compression
library
opensource
software
Delicious
august 2015 by asteroza
Google Developers Blog: Compress data more densely with Zopfli
june 2015 by asteroza
High CPU time compression algorithm, compatible with deflate/zlib/zip decompressors. Good for precompressing static content for CDN's.
google
Zopfli
high
compression
algorithm
software
deflate
zlib
compressor
zip
Delicious
june 2015 by asteroza
Data Saver (Beta)
april 2015 by asteroza
Like the old Opera web accelerator, proxying/compressing/caching everything through google servers. Might be good on bandwidth limited situations though.
google
chrome
web
browser
plugin
addon
extension
proxy
compression
service
Delicious
april 2015 by asteroza
Cyan4973/zstd
march 2015 by asteroza
From the maker of LZ4, better suited for transmission speeds less than 50MB/s and/or memory limited environments.
Zstandard
codec
compression
decompression
algorthm
opensource
software
Delicious
march 2015 by asteroza
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