feat: closes #22

This commit is contained in:
Andre Henriques 2023-09-29 13:27:43 +01:00
parent dfa62118de
commit bc948d4796
4 changed files with 46 additions and 13 deletions

View File

@ -7,15 +7,27 @@ import (
"net/http"
"os"
"path"
"strconv"
. "git.andr3h3nriqu3s.com/andr3/fyp/logic/models/utils"
. "git.andr3h3nriqu3s.com/andr3/fyp/logic/utils"
tf "github.com/galeone/tensorflow/tensorflow/go"
"github.com/galeone/tensorflow/tensorflow/go/op"
tg "github.com/galeone/tfgo"
"github.com/galeone/tfgo/image"
)
func ReadPNG(scope *op.Scope, imagePath string, channels int64) *image.Image {
scope = tg.NewScope(scope)
contents := op.ReadFile(scope.SubScope("ReadFile"), op.Const(scope.SubScope("filename"), imagePath))
output := op.DecodePng(scope.SubScope("DecodePng"), contents, op.DecodePngChannels(channels))
output = op.ExpandDims(scope.SubScope("ExpandDims"), output, op.Const(scope.SubScope("axis"), []int32{0}))
image := &image.Image{
Tensor: tg.NewTensor(scope, output)}
return image.Scale(0, 255)
}
func handleRun(handle *Handle) {
handle.Post("/models/run", func(w http.ResponseWriter, r *http.Request, c *Context) *Error {
if !CheckAuthLevel(1, w, r, c) {
@ -98,10 +110,10 @@ func handleRun(handle *Handle) {
img_file.Write(file)
root := tg.NewRoot()
tf_img := image.Read(root, path.Join(run_path, "img.png"), 3)
batch := tg.Batchify(root, []tf.Output{tf_img.Value()})
exec_results := tg.Exec(root, []tf.Output{batch}, nil, &tf.SessionOptions{})
tf_img := ReadPNG(root, path.Join(run_path, "img.png"), 3)
exec_results := tg.Exec(root, []tf.Output{tf_img.Value()}, nil, &tf.SessionOptions{})
inputImage, err:= tf.NewTensor(exec_results[0].Value())
if err != nil {
return Error500(err)
@ -115,8 +127,23 @@ func handleRun(handle *Handle) {
tf_model.Op("serving_default_rescaling_input", 0): inputImage,
})
predictions := results[0]
fmt.Println(predictions.Value())
var vmax float32 = 0.0
vi := 0
var predictions = results[0].Value().([][]float32)[0]
for i, v := range predictions {
if v > vmax {
vi = i
vmax = v
}
}
os.RemoveAll(run_path)
LoadDefineTemplate(w, "/models/edit.html", "run-model-card", c.AddMap(AnyMap{
"Model": model,
"Result": strconv.Itoa(vi),
}))
return nil
})
}

View File

@ -156,9 +156,8 @@ func trainDefinition(handle *Handle, model_id string, definition_id string) (acc
if err != nil {
return
}
os.RemoveAll(run_path)
return
}

View File

@ -289,7 +289,12 @@
{{ end }}
{{ define "run-model-card" }}
<form hx-headers='{"REQUEST-TYPE": "html"}' enctype="multipart/form-data" hx-post="/models/run">
<form hx-headers='{"REQUEST-TYPE": "html"}' enctype="multipart/form-data" hx-post="/models/run" hx-swap="outerHTML">
{{ if .Result }}
<div>
Img Class: {{.Result}}
</div>
{{ end }}
<input type="hidden" name="id" value={{.Model.Id}} />
<fieldset class="file-upload" >
<label for="file">Image</label>

View File

@ -11,8 +11,9 @@ dataset = keras.utils.image_dataset_from_directory(
"{{ .DataDir }}",
color_mode="rgb",
validation_split=0.2,
label_mode='int',
label_mode='categorical',
seed=seed,
shuffle=True,
subset="training",
image_size=({{ .Size }}),
batch_size=batch_size)
@ -21,8 +22,9 @@ dataset_validation = keras.utils.image_dataset_from_directory(
"{{ .DataDir }}",
color_mode="rgb",
validation_split=0.2,
label_mode='int',
label_mode='categorical',
seed=seed,
shuffle=True,
subset="validation",
image_size=({{ .Size }}),
batch_size=batch_size)
@ -42,11 +44,11 @@ model = keras.Sequential([
])
model.compile(
loss=losses.SparseCategoricalCrossentropy(),
loss=losses.CategoricalCrossentropy(),
optimizer=tf.keras.optimizers.Adam(),
metrics=['accuracy'])
his = model.fit(dataset, validation_data= dataset_validation, epochs=70)
his = model.fit(dataset, validation_data= dataset_validation, epochs=50)
acc = his.history["accuracy"]