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Server #2

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395abbf
server finished. Thanks to @bohrium for some help
Oct 31, 2016
0a66b03
created README and updated demo.lua
Nov 1, 2016
11894c8
renamed demo.lua to kp_demo.lua
Nov 1, 2016
2e8c082
updated README with dependencies
Nov 1, 2016
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12 changes: 12 additions & 0 deletions demo/README.md
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# DEMO

1. First download and unzip the file from the following [link](https://docs.google.com/a/umich.edu/uc?id=0B_jnlzs7cGbjVWZvanVUejdVTG8&export=download) into your desired location

2. Use the following to install the proper dependencies:
```luarocks install luasocket```
```luarocks install json```

3. Type the following into a terminal:
```th kp_demo.lua <path_to_data> ```

4. Direct your browser to `localhost:8080`
71 changes: 71 additions & 0 deletions demo/index.html
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<html>
<head>
<!-- Material Design Lite -->
<script src="https://storage.googleapis.com/code.getmdl.io/1.1.3/material.min.js"></script>
<link rel="stylesheet" href="https://storage.googleapis.com/code.getmdl.io/1.1.3/material.indigo-pink.min.css">
<!-- Material Design icon font -->
<link rel="stylesheet" href="https://fonts.googleapis.com/icon?family=Material+Icons">
<link rel="stylesheet" type="text/css" href="resources/css/style_kp_sam.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.2.2/jquery.min.js"></script>
<!-- Neural Net Stuff -->
<script type="text/javascript" src="resources/javascript/DragDisk.js"></script>
<script type="text/javascript" src="resources/javascript/generate_kp_sam.js"></script>
</head>

<body>
<div class="mdl-layout mdl-js-layout mdl-layout--fixed-header">
<header class="mdl-layout__header">
<!-- Tabs -->
<div class="mdl-layout__tab-bar mdl-js-ripple-effect" style="text-align:center;">
<a href="#scroll-tab-1" id="pp_tab" class="mdl-layout__tab is-active">(Keypoint, txt) -> Image</a>
</div>
</header>

<main class="mdl-layout__content">
<!-- Pick parts -->
<!--<section class="mdl-layout__tab-panel" id="scroll-tab-1">-->
<section>
<div class="page-content">
<table style="padding-top: 50px; width: 150px; margin: 0 auto;">
<tr>
<td class="canvas_container">
<img class="placeholder" src="resources/images/placeholder.jpg" height="512px" width="512px">
<canvas id="pp_canvas" class="canvas_class" style="border:1px solid #000000;" height="512px" width="768px">
</canvas>
</td>
</tr>
<tr>
<td>
<form action="/" onsubmit="get_pp_prediction()">
<div class="mdl-textfield mdl-js-textfield mdl-textfield--floating-label">
<input class="mdl-textfield__input" type="text" id="pp_description">
<label class="mdl-textfield__label" for="sample3" style="color:black;">Click here to describe a bird...</label>

</div>
<!-- thanks to www.tutorialspoint.com/materialdesignlite/materialdesignlite_checkboxes.htm -->
<!--<label class="mdl-checkbox mdl-js-checkbox" for="checkbox0">-->
<input type="checkbox" class="mdl-checkbox__input" id="pp_showkps">
<span class="mdl-checkbox__label">Show keypoints?</span>
<!--</label>-->
</form>
</td>
</tr>
<tr style="width: 125px;">
<td>
<button style="float:left;" type="button" id="pp_clear_btn" class="mdl-button mdl-js-button mdl-button--raised mdl-js-ripple-effect mdl-button--accent">
Clear Inputs
</button>
</td>
<td>
<button style="float:right;" type="button" id="pp_generate_btn" class="mdl-button mdl-js-button mdl-button--raised mdl-js-ripple-effect mdl-button--accent">
Generate Image!
</button>
</td>
</tr>
</table>
</div>
</section>
</main>
</div>
</body>
</html>
130 changes: 130 additions & 0 deletions demo/kp_demo.lua
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local orbiter = require 'orbiter'

local hello = orbiter.new()
local mime = require("mime")
local util = paths.dofile('../util.lua')
require('image')
require('nn')
require('nngraph')
require('image')
require('json')

-- Fill in appropriate data path variable
if arg[1] == nil then
print('Please enter path to folder containing data')
else
DATA_PATH = arg[1]
end

net_txt = torch.load(DATA_PATH .. 'lm_sje_nc4_cub_hybrid_gru18_a1_c512_0.00070_1_10_trainvalids.txt_iter30000.t7_cpu.t7')
net_txt:evaluate()
net_gen = torch.load(DATA_PATH .. 'cub_part_stn_kd16_bs16_ngf128_ndf128_600_net_G.t7_cpu.t7')
net_gen:evaluate()
net_kp = torch.load(DATA_PATH .. 'cub_kptxt2kp_large_bs64_ngf128_ndf128_200_net_G.t7_cpu.t7')
net_kp:evaluate()

torch.setdefaulttensortype('torch.FloatTensor')

local alphabet = "abcdefghijklmnopqrstuvwxyz0123456789-,;.!?:'\"/\\|_@#$%^&*~`+-=<>()[]{} "
local dict = {}
for i = 1,#alphabet do
dict[alphabet:sub(i,i)] = i
end
ivocab = {}
for k,v in pairs(dict) do
ivocab[v] = k
end

opt = {}
opt.keypoint_dim = 16
opt.num_elt = 15
opt.doc_length = 201
opt.batchSize = 1
opt.nz = 100
opt.txtSize = 1024
opt.noisetype = 'normal'

function hello:index(web)
local f = assert(io.open('index.html', 'r'))
local rtrn = f:read('*all')
f:close()
return rtrn
end

function hello:request(web)
local data = json.decode(web.POST.data)
local desc = data.description
local showkps = data.showkps
-- prepare noise
noise = torch.Tensor(opt.batchSize, opt.nz)
if opt.noisetype == 'uniform' then
noise:uniform(-1, 1)
elseif opt.noisetype == 'normal' then
noise:normal(0, 1)
end
-- prepare text
local txt_mat = torch.zeros(1,opt.doc_length,#alphabet)
for t = 1,opt.doc_length do
local ch = desc:sub(t,t)
local on_ix = dict[ch]
if (on_ix ~= 0 and on_ix ~= nil) then
txt_mat[{1, t, on_ix}] = 1
end
end
local fea_txt = net_txt:forward(txt_mat):clone()
-- prepare keypoints
local fea_loc_inp = torch.zeros(opt.batchSize, opt.num_elt, 3)
for n = 1,#data.keypoints do
local id = data.keypoints[n].part_id
local x = data.keypoints[n].x / 256.0
local y = data.keypoints[n].y / 256.0
fea_loc_inp[{1,id,1}] = x
fea_loc_inp[{1,id,2}] = y
fea_loc_inp[{1,id,3}] = 1.0
end
fea_loc = net_kp:forward{noise, fea_txt, fea_loc_inp}:clone()

local data_loc = torch.zeros(opt.batchSize, opt.num_elt,
opt.keypoint_dim, opt.keypoint_dim)
for b = 1,opt.batchSize do
for s = 1,opt.num_elt do
local point = fea_loc[{b,s,{}}]
if point[3] > 0.5 then
local x = math.min(opt.keypoint_dim,
math.max(1,torch.round(point[1] * opt.keypoint_dim)))
local y = math.min(opt.keypoint_dim,
math.max(1,torch.round(point[2] * opt.keypoint_dim)))
data_loc[{b,s,y,x}] = 1
end
end
end
local images = net_gen:forward({ { noise, fea_txt }, data_loc }):clone()
images:add(1):mul(0.5)
local img = images:select(1,1)

local locs_tmp = fea_loc:clone()
locs_tmp:narrow(3,1,2):mul(128)

if showkps==1 then
print(showkps)
print('drawing keypoints...')
img = util.draw_keypoints(img, locs_tmp[1], 0.03)
end

print(desc)

local tmp_fname = '/tmp/tmp_bbox.jpeg'
image.save(tmp_fname, img)
local f = assert(io.open(tmp_fname, "rb"))
local img_binary = f:read("*all")
local img_b64 = 'data:image/jpeg;base64,' .. mime.b64(img_binary)
return img_b64,'image/jpeg'
end

hello:dispatch_get(hello.index,'/','/index')
hello:dispatch_post(hello.request, '/request')
hello:dispatch_static '/resources/images/.+'
hello:dispatch_static '/resources/css/.+'
hello:dispatch_static '/resources/javascript/.+'

hello:run(...)
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38 changes: 38 additions & 0 deletions demo/orbiter/bridge.lua
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-- Orbiter, a personal web application framework
-- orbiter.orbit acts as a bridge for registering static dispatches
-- that works with both Orbiter and Orbit

local _M = {}

local app

function _M.new(app_)
app = app_
end

function _M.dispatch_static(...)
-- remember to strip off the starting @
local path = debug.getinfo(2, "S").source:sub(2):gsub('\\','/')
if path:find '/' then
path = path:gsub('/[%w_]+%.lua$','')
else -- invoked just as script name
path = '.'
end
if orbit then
local function static_handler(web)
local fpath = path..web.path_info
return app:serve_static(web,fpath)
end
app:dispatch_get(static_handler,...)
return app
else
local obj = require 'orbiter'. new()
obj.root = path
obj:dispatch_static(...)
return obj
end
end

return _M


41 changes: 41 additions & 0 deletions demo/orbiter/controls/calendar.lua
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-- http://www.softcomplex.com/products/tigra_calendar/

local html = require 'orbiter.html'

-- if extensions use the bridge dispatch_static, then Orbit applications can
-- use this as well!
local bridge = require 'orbiter.bridge'
bridge.dispatch_static('/resources/javascript/calendar.+',
'/resources/css/calendar.+',
'/resources/images/calendar.+')

local _M = {}
_M.mode = 'us'

html.set_defaults {
scripts = '/resources/javascript/calendar.js',
styles = '/resources/css/calendar.css'
}

function _M.set_mode(mode)
_M.mode = mode
end

function _M.calendar(form,control,mode)
return html.script ( ([[
new tcal ({
formname: '%s',
controlname: '%s',
mode: '%s'
});
]]):format(form,control,mode) )
end

local input = html.tags 'input'

function _M.date(form,control)
return input{type='text',name=control},_M.calendar(form,control,_M.mode)
end

return _M
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