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genekogan committed Jan 28, 2016
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4 changes: 2 additions & 2 deletions README.md
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## ofxTSNE
# ofxTSNE

ofxTSNE is an [addon](https://www.ofxaddons.com) for [openframeworks](https://www.openframeworks.cc) which wraps the [t-SNE](https://lvdmaaten.github.io/tsne/) (t-Distributed Stochastic Neighbor Embedding) algorithm by [Laurens van der Maaten](https://lvdmaaten.github.io).

Expand All @@ -19,7 +19,7 @@ ofxTSNE is very simple to run, containing only one function. The harder part is

![t-SNE images from Caltech-256](http://www.genekogan.com/images/misc/ofxTsne2.jpg)

`example-images` applies t-SNE to a directory of images. It uses [ofxCcv](https://www.github.com/kylemcdonald/ofxCcv) to encode each image as a compact (4096-dim) feature vector derived from a convolutional neural net trained on ImageNet. The resulting representation captures high-level similarities among images, enabling ofxTSNE to group them effectively according more to content (e.g. images of cats get clustered together), relatively invariant to changes in color, lighting, position, etc.
`example-images` applies t-SNE to a directory of images. It uses [ofxCcv](https://www.github.com/kylemcdonald/ofxCcv) to encode each image as a compact (4096-dim) feature vector derived from a trained convolutional neural network. The resulting representation captures high-level similarities among images, enabling ofxTSNE to group them effectively according more to content (e.g. images of cats get clustered together), relatively invariant to changes in color, lighting, position, etc.

To run this example, you need to take a few extra steps.

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26 changes: 26 additions & 0 deletions download_images.py
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import urllib
import os


root_dir = 'example-images/bin/data/images'
num_images_per_category = 30
categories = [ [2, "american-flag"], [63, "electric-guitar-101"], [56, "dog"], [24, "butterfly"], [15, "bonsai"], [25, "cactus"], [38, "chimp"], [60, "duck"], [53, "desk-globe"], [95, "hamburger"], [195, "soda-can"], [187, "skyscraper"], [150, "octopus"], [152, "owl"], [136, "mandolin"], [127, "laptop-101"], [80, "frog"], [29, "cannon"], [37, "chess-board"], [10, "beer-mug"], [246, "wine-bottle"], [250, "zebra"], [221, "tomato"], [113, "hummingbird"], [91, "grand-piano-101"], [87, "goldfish"], [86, "golden-gate-bridge"], [81, "frying-pan"], [57, "dolphin-101"], [46, "computer-monitor"], [22, "buddha-101"] ]




cmd = 'mkdir %s' % root_dir
os.system(cmd)

url_root = 'http://www.vision.caltech.edu/Image_Datasets/Caltech256/images/'
for c in categories:
for i in range(21,31):#range(1,num_images_per_category+1):
path = 'http://www.vision.caltech.edu/Image_Datasets/Caltech256/images/%03d.%s/%03d_%04d.jpg' % (c[0], c[1], c[0], i)
print "download %s"%path
urllib.urlretrieve(path, "%s/%s-%04d.jpg " % (root_dir, c[1], i))






13 changes: 13 additions & 0 deletions example-images/Makefile
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# Attempt to load a config.make file.
# If none is found, project defaults in config.project.make will be used.
ifneq ($(wildcard config.make),)
include config.make
endif

# make sure the the OF_ROOT location is defined
ifndef OF_ROOT
OF_ROOT=$(realpath ../../..)
endif

# call the project makefile!
include $(OF_ROOT)/libs/openFrameworksCompiled/project/makefileCommon/compile.project.mk
17 changes: 17 additions & 0 deletions example-images/Project.xcconfig
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//THE PATH TO THE ROOT OF OUR OF PATH RELATIVE TO THIS PROJECT.
//THIS NEEDS TO BE DEFINED BEFORE CoreOF.xcconfig IS INCLUDED
OF_PATH = ../../..

//THIS HAS ALL THE HEADER AND LIBS FOR OF CORE
#include "../../../libs/openFrameworksCompiled/project/osx/CoreOF.xcconfig"

//ICONS - NEW IN 0072
ICON_NAME_DEBUG = icon-debug.icns
ICON_NAME_RELEASE = icon.icns
ICON_FILE_PATH = $(OF_PATH)/libs/openFrameworksCompiled/project/osx/

//IF YOU WANT AN APP TO HAVE A CUSTOM ICON - PUT THEM IN YOUR DATA FOLDER AND CHANGE ICON_FILE_PATH to:
//ICON_FILE_PATH = bin/data/

OTHER_LDFLAGS = $(OF_CORE_LIBS) $(OF_CORE_FRAMEWORKS)
HEADER_SEARCH_PATHS = $(OF_CORE_HEADERS)
3 changes: 3 additions & 0 deletions example-images/addons.make
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ofxCcv
ofxGui
ofxTSNE
Empty file.
142 changes: 142 additions & 0 deletions example-images/config.make
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################################################################################
# CONFIGURE PROJECT MAKEFILE (optional)
# This file is where we make project specific configurations.
################################################################################

################################################################################
# OF ROOT
# The location of your root openFrameworks installation
# (default) OF_ROOT = ../../..
################################################################################
# OF_ROOT = ../../..

################################################################################
# PROJECT ROOT
# The location of the project - a starting place for searching for files
# (default) PROJECT_ROOT = . (this directory)
#
################################################################################
# PROJECT_ROOT = .

################################################################################
# PROJECT SPECIFIC CHECKS
# This is a project defined section to create internal makefile flags to
# conditionally enable or disable the addition of various features within
# this makefile. For instance, if you want to make changes based on whether
# GTK is installed, one might test that here and create a variable to check.
################################################################################
# None

################################################################################
# PROJECT EXTERNAL SOURCE PATHS
# These are fully qualified paths that are not within the PROJECT_ROOT folder.
# Like source folders in the PROJECT_ROOT, these paths are subject to
# exlclusion via the PROJECT_EXLCUSIONS list.
#
# (default) PROJECT_EXTERNAL_SOURCE_PATHS = (blank)
#
# Note: Leave a leading space when adding list items with the += operator
################################################################################
# PROJECT_EXTERNAL_SOURCE_PATHS =

################################################################################
# PROJECT EXCLUSIONS
# These makefiles assume that all folders in your current project directory
# and any listed in the PROJECT_EXTERNAL_SOURCH_PATHS are are valid locations
# to look for source code. The any folders or files that match any of the
# items in the PROJECT_EXCLUSIONS list below will be ignored.
#
# Each item in the PROJECT_EXCLUSIONS list will be treated as a complete
# string unless teh user adds a wildcard (%) operator to match subdirectories.
# GNU make only allows one wildcard for matching. The second wildcard (%) is
# treated literally.
#
# (default) PROJECT_EXCLUSIONS = (blank)
#
# Will automatically exclude the following:
#
# $(PROJECT_ROOT)/bin%
# $(PROJECT_ROOT)/obj%
# $(PROJECT_ROOT)/%.xcodeproj
#
# Note: Leave a leading space when adding list items with the += operator
################################################################################
# PROJECT_EXCLUSIONS =

################################################################################
# PROJECT LINKER FLAGS
# These flags will be sent to the linker when compiling the executable.
#
# (default) PROJECT_LDFLAGS = -Wl,-rpath=./libs
#
# Note: Leave a leading space when adding list items with the += operator
################################################################################

# Currently, shared libraries that are needed are copied to the
# $(PROJECT_ROOT)/bin/libs directory. The following LDFLAGS tell the linker to
# add a runtime path to search for those shared libraries, since they aren't
# incorporated directly into the final executable application binary.
# TODO: should this be a default setting?
# PROJECT_LDFLAGS=-Wl,-rpath=./libs

################################################################################
# PROJECT DEFINES
# Create a space-delimited list of DEFINES. The list will be converted into
# CFLAGS with the "-D" flag later in the makefile.
#
# (default) PROJECT_DEFINES = (blank)
#
# Note: Leave a leading space when adding list items with the += operator
################################################################################
# PROJECT_DEFINES =

################################################################################
# PROJECT CFLAGS
# This is a list of fully qualified CFLAGS required when compiling for this
# project. These CFLAGS will be used IN ADDITION TO the PLATFORM_CFLAGS
# defined in your platform specific core configuration files. These flags are
# presented to the compiler BEFORE the PROJECT_OPTIMIZATION_CFLAGS below.
#
# (default) PROJECT_CFLAGS = (blank)
#
# Note: Before adding PROJECT_CFLAGS, note that the PLATFORM_CFLAGS defined in
# your platform specific configuration file will be applied by default and
# further flags here may not be needed.
#
# Note: Leave a leading space when adding list items with the += operator
################################################################################
# PROJECT_CFLAGS =

################################################################################
# PROJECT OPTIMIZATION CFLAGS
# These are lists of CFLAGS that are target-specific. While any flags could
# be conditionally added, they are usually limited to optimization flags.
# These flags are added BEFORE the PROJECT_CFLAGS.
#
# PROJECT_OPTIMIZATION_CFLAGS_RELEASE flags are only applied to RELEASE targets.
#
# (default) PROJECT_OPTIMIZATION_CFLAGS_RELEASE = (blank)
#
# PROJECT_OPTIMIZATION_CFLAGS_DEBUG flags are only applied to DEBUG targets.
#
# (default) PROJECT_OPTIMIZATION_CFLAGS_DEBUG = (blank)
#
# Note: Before adding PROJECT_OPTIMIZATION_CFLAGS, please note that the
# PLATFORM_OPTIMIZATION_CFLAGS defined in your platform specific configuration
# file will be applied by default and further optimization flags here may not
# be needed.
#
# Note: Leave a leading space when adding list items with the += operator
################################################################################
# PROJECT_OPTIMIZATION_CFLAGS_RELEASE =
# PROJECT_OPTIMIZATION_CFLAGS_DEBUG =

################################################################################
# PROJECT COMPILERS
# Custom compilers can be set for CC and CXX
# (default) PROJECT_CXX = (blank)
# (default) PROJECT_CC = (blank)
# Note: Leave a leading space when adding list items with the += operator
################################################################################
# PROJECT_CXX =
# PROJECT_CC =
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