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awesome-tensorflow
awesome-tensorflow PublicForked from jtoy/awesome-tensorflow
TensorFlow - A curated list of dedicated resources http://tensorflow.org
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[Classification R Simple ]Simple exa...
[Classification R Simple ]Simple example of classifying text in R with machine learning (text-mining library, caret, and bayesian generalized linear model) #R #machinelearning #clasification 1library(caret)
2library(tm)
34# Training data.
5data <- c('Cats like to chase mice.', 'Dogs like to eat big bones.')
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ADVANCED MOTION DETECTION WITH NODE-...
ADVANCED MOTION DETECTION WITH NODE-OPENCV IN NODE-RED flow1 1[{"id":"d3a698fb.007c88","type":"inject","z":"fa9050d8.3686","name":"Start","topic":"","payload":"1","payloadType":"num","repeat":"","crontab":"","once":false,"x":130,"y":80,"wires":[["47e40795.d58228"]]},{"id":"47e40795.d58228","type":"function","z":"fa9050d8.3686","name":"LoadCV","func":"var require = global.get('require');\n// try for global install\nvar cv = null\ntry{\n cv = require.main.require('opencv');\n} catch(e){\n cv = require('opencv');\n}\nif (cv === null){\n node.warn('node-opencv not found');\n return;\n}\n\nvar cvdesc = Object.keys(cv);\nnode.send([null, {payload:cvdesc}]);\nflow.set('cv', cv);\n\nnode.send({payload:1});\nnode.send({payload:'next'});\n","outputs":"2","noerr":0,"x":260,"y":80,"wires":[["46d283a6.ce321c"],[]]},{"id":"46d283a6.ce321c","type":"function","z":"fa9050d8.3686","name":"GetImage","func":"\n\nif (msg.payload === 0){\n var vid = flow.get('cvvid');\n if (vid){\n node.warn(util.inspect(vid));\n vid.release();\n flow.set('cvvid', null);\n delete vid;\n }\n}\n\n\nif (msg.payload === 1){\n try{\n flow.set('start', null);\n flow.set('count', null);\n flow.set('last_s', null);\n \n var cv = flow.get('cv');\n var timings = flow.get('timings') || {};\n timings.startup = {};\n timings.startup.start = Date.now();\n var vid = new cv.VideoCapture(0);\n timings.startup.end = Date.now();\n timings.startup.diff = timings.startup.end - timings.startup.start;\n \n node.warn(vid);\n flow.set('cvvid', vid);\n } catch (e){\n node.warn(e);\n }\n}\n\nif (msg.payload === 'ack'){\n var timings = flow.get('timings');\n timings.imagecidiff = context.imageci - msg.imageci;\n return;\n}\n\n\nif (msg.payload === 'next'){\n var vid = flow.get('cvvid');\n \n if (vid){\n try{\n //vid.grab(function(err, im)\n {\n var timings = flow.get('timings') || {};\n lasttime = 0;\n if (timings.readframe)\n lasttime = timings.readframe.start;\n timings.readframe = {};\n timings.readframe.start = Date.now();\n timings.readframe.overall = timings.readframe.start - lasttime;\n \n vid.read(function(err, im){\n try{\n //node.warn(\"read \" + util.inspect(err) + \" \"+util.inspect(im));\n if (err) return;\n //im = im[0];\n //node.warn(util.inspect(im));\n //if (im.size()[0] > 0 && im.size()[1] > 0)\n {\n timings.readframe.end = Date.now();\n timings.readframe.diff = timings.readframe.end - timings.readframe.start;\n \n msg.img = im;\n msg.imdesc = util.inspect(im);\n msg.timestamp = Date.now();\n \n context.imageci = context.imageci || 0;\n msg.imageci = context.imageci++;\n \n node.send(msg);\n }\n } catch(e){\n node.warn(e);\n }\n });\n \n }\n //);\n \n } catch (e){\n node.warn(e);\n }\n }\n}\n","outputs":1,"noerr":0,"x":420,"y":120,"wires":[["c5438f05.97aa","9e05c116.4a0cb"]]},{"id":"8ee7f127.4222","type":"inject","z":"fa9050d8.3686","name":"Stop","topic":"","payload":"0","payloadType":"num","repeat":"","crontab":"","once":false,"x":130,"y":120,"wires":[["46d283a6.ce321c"]]},{"id":"c5438f05.97aa","type":"function","z":"fa9050d8.3686","name":"BackgroundSubtraction","func":"var cv = flow.get('cv');\n\ntry {\n var bg = flow.get('bg');\n if (!bg){\n bg = cv.BackgroundSubtractor.createMOG();\n node.warn(\"made bg \"+util.inspect(bg));\n flow.set('bg', bg);\n }\n \n if (bg){\n bg.applyMOG(msg.img, function(err, mat){\n //node.warn(\"did mog \"+err+\" \"+util.inspect(mat));\n try{\n msg.out = mat;\n //node.warn(\"did mog:\"+util.inspect(mat));\n \n node.send(msg);\n //msg.avg.release(); \n return;\n } catch(e){\n node.warn(\"exception\"+e);\n }\n });\n msg.img.release();\n }\n \n} catch(e){\n node.warn(e);\n}\n\nreturn;\n","outputs":1,"noerr":0,"x":630,"y":120,"wires":[["772373e2.28fc1c"]]},{"id":"9e05c116.4a0cb","type":"function","z":"fa9050d8.3686","name":"GetNextFrame","func":"setTimeout(function(){\n node.send({payload:'next'});\n}, 10);\nreturn;","outputs":1,"noerr":0,"x":420,"y":180,"wires":[["46d283a6.ce321c"]]},{"id":"1effe675.b603ba","type":"multipart-encoder","z":"fa9050d8.3686","name":"","statusCode":"","ignoreMessages":true,"outputOneNew":true,"outputOneClosed":true,"outputAllClosed":true,"globalHeaders":{"Content-Type":"multipart/x-mixed-replace;boundary=myboundary","Connection":"keep-alive","Expires":"Fri, 01 Jan 1990 00:00:00 GMT","Cache-Control":"no-cache, no-store, max-age=0, must-revalidate","Pragma":"no-cache"},"partHeaders":{"Content-Type":"image/jpeg"},"destination":"all","x":880,"y":180,"wires":[[]]},{"id":"fa44c48c.383758","type":"http in","z":"fa9050d8.3686","name":"","url":"/test2","method":"get","upload":false,"swaggerDoc":"","x":680,"y":180,"wires":[["1effe675.b603ba"]]},{"id":"772373e2.28fc1c","type":"function","z":"fa9050d8.3686","name":"encodetojpg","func":"var enable = flow.get('enableavg');\n\nif (1){\n var d = msg.out.toBuffer();\n msg.out.release();\n var newmsg = {\n payload: d\n };\n node.send(newmsg);\n}\n","outputs":1,"noerr":0,"x":830,"y":120,"wires":[["1effe675.b603ba"]]},{"id":"989820d0.d13f9","type":"comment","z":"fa9050d8.3686","name":"This flow outputs the result of background subtraction using a live camera feed","info":"","x":340,"y":40,"wires":[]}]
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