Petra Barus petrabarus

## gist:8172796

      
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                debasishg
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              February 10, 2023 14:56
            
              
                A collection of links for streaming algorithms and data structures
              
          
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General Background and Overview


Probabilistic Data Structures for Web Analytics and Data Mining : A great overview of the space of probabilistic data structures and how they are used in approximation algorithm implementation.
Models and Issues in Data Stream Systems
Philippe Flajolet’s contribution to streaming algorithms : A presentation by Jérémie Lumbroso that visits some of the hostorical perspectives and how it all began with Flajolet
Approximate Frequency Counts over Data Streams by Gurmeet Singh Manku & Rajeev Motwani : One of the early papers on the subject.
[Methods for Finding Frequent Items in Data Streams](http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.187.9800&amp;rep


## optimize.sh
#!/bin/sh

# script for optimizing images in a directory (recursive)
# pngcrush & jpegtran settings from:
# http://developer.yahoo.com/performance/rules.html#opt_images

# pngcrush
for png in `find $1 -iname "*.png"`; do
    echo "crushing $png ..."
    pngcrush -rem alla -reduce -brute "$png" temp.png
	#!/bin/sh

	# script for optimizing images in a directory (recursive)
	# pngcrush & jpegtran settings from:
	# http://developer.yahoo.com/performance/rules.html#opt_images

	# pngcrush
	for png in `find $1 -iname "*.png"`; do
	echo "crushing $png ..."
	pngcrush -rem alla -reduce -brute "$png" temp.png