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	<link rel="modulepreload" href="/docs/course/pr_1069/rum/_app/immutable/chunks/getInferenceSnippets.24b50994.js"><!-- HEAD_svelte-u9bgzb_START --><meta name="hf:doc:metadata" content="{"title":"Caracteristici avansate ale Interface","local":"advanced-interface-features","sections":[{"title":"Folosirea stării pentru a persista datele","local":"using-state-to-persist-data","sections":[],"depth":3},{"title":"Folosirea interpretării pentru a înțelege predicțiile","local":"using-interpretation-to-understand-predictions","sections":[],"depth":3}],"depth":1}"><!-- HEAD_svelte-u9bgzb_END --> <p></p> <h1 class="relative group"><a id="advanced-interface-features" class="header-link block pr-1.5 text-lg no-hover:hidden with-hover:absolute with-hover:p-1.5 with-hover:opacity-0 with-hover:group-hover:opacity-100 with-hover:right-full" href="#advanced-interface-features"><span><svg class="" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" width="1em" height="1em" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 256"><path d="M167.594 88.393a8.001 8.001 0 0 1 0 11.314l-67.882 67.882a8 8 0 1 1-11.314-11.315l67.882-67.881a8.003 8.003 0 0 1 11.314 0zm-28.287 84.86l-28.284 28.284a40 40 0 0 1-56.567-56.567l28.284-28.284a8 8 0 0 0-11.315-11.315l-28.284 28.284a56 56 0 0 0 79.196 79.197l28.285-28.285a8 8 0 1 0-11.315-11.314zM212.852 43.14a56.002 56.002 0 0 0-79.196 0l-28.284 28.284a8 8 0 1 0 11.314 11.314l28.284-28.284a40 40 0 0 1 56.568 56.567l-28.285 28.285a8 8 0 0 0 11.315 11.314l28.284-28.284a56.065 56.065 0 0 0 0-79.196z" fill="currentColor"></path></svg></span></a> <span>Caracteristici avansate ale Interface</span></h1> <div class="flex space-x-1 absolute z-10 right-0 top-0"><a href="https://discuss.huggingface.co/t/chapter-9-questions" target="_blank"><img alt="Ask a Question" class="!m-0" src="https://img.shields.io/badge/Ask%20a%20question-ffcb4c.svg?logo=data:image/svg+xml;base64,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"></a> <a href="https://colab.research.google.com/github/huggingface/notebooks/blob/master/course/en/chapter9/section6.ipynb" target="_blank"><img alt="Open In Colab" class="!m-0" src="https://colab.research.google.com/assets/colab-badge.svg"></a> <a href="https://studiolab.sagemaker.aws/import/github/huggingface/notebooks/blob/master/course/en/chapter9/section6.ipynb" target="_blank"><img alt="Open In Studio Lab" class="!m-0" src="https://studiolab.sagemaker.aws/studiolab.svg"></a></div> <p data-svelte-h="svelte-13xly6x">Acum că putem construi și partaja o interfață de bază, să explorăm câteva caracteristici mai avansate precum starea și interpretarea.</p> <h3 class="relative group"><a id="using-state-to-persist-data" class="header-link block pr-1.5 text-lg no-hover:hidden with-hover:absolute with-hover:p-1.5 with-hover:opacity-0 with-hover:group-hover:opacity-100 with-hover:right-full" href="#using-state-to-persist-data"><span><svg class="" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" width="1em" height="1em" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 256"><path d="M167.594 88.393a8.001 8.001 0 0 1 0 11.314l-67.882 67.882a8 8 0 1 1-11.314-11.315l67.882-67.881a8.003 8.003 0 0 1 11.314 0zm-28.287 84.86l-28.284 28.284a40 40 0 0 1-56.567-56.567l28.284-28.284a8 8 0 0 0-11.315-11.315l-28.284 28.284a56 56 0 0 0 79.196 79.197l28.285-28.285a8 8 0 1 0-11.315-11.314zM212.852 43.14a56.002 56.002 0 0 0-79.196 0l-28.284 28.284a8 8 0 1 0 11.314 11.314l28.284-28.284a40 40 0 0 1 56.568 56.567l-28.285 28.285a8 8 0 0 0 11.315 11.314l28.284-28.284a56.065 56.065 0 0 0 0-79.196z" fill="currentColor"></path></svg></span></a> <span>Folosirea stării pentru a persista datele</span></h3> <p data-svelte-h="svelte-5cxxeu">Gradio are suport pentru <em>starea sesiunii</em>, unde datele persistă prin multiple trimiteri într-o
	încărcare de pagină. Starea sesiunii este utilă pentru construirea demo-urilor, de exemplu, chatbot-uri unde doriți să
	persistați datele pe măsură ce utilizatorul interacționează cu modelul. Rețineți că starea sesiunii nu partajează datele între diferiți utilizatori ai modelului dvs.</p> <p data-svelte-h="svelte-1fwezb6">Pentru a stoca date într-o stare de sesiune, trebuie să faceți trei lucruri:</p> <ol data-svelte-h="svelte-8mii0f"><li>Transmiteți un <em>parametru suplimentar</em> în funcția dvs., care reprezintă starea interfeței.</li> <li>La sfârșitul funcției, returnați valoarea actualizată a stării ca o <em>valoare de returnare suplimentară</em>.</li> <li>Adăugați componentele de intrare ‘state’ și ieșire ‘state’ când creați <code>Interface</code>-ul dvs.</li></ol> <p data-svelte-h="svelte-1fbxlrs">Vedeți exemplul de chatbot de mai jos:</p> <div class="code-block relative "><div class="absolute top-2.5 right-4"><button class="inline-flex items-center relative text-sm focus:text-green-500 cursor-pointer focus:outline-none transition duration-200 ease-in-out opacity-0 mx-0.5 text-gray-600 " title="code excerpt" type="button"><svg class="" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" fill="currentColor" focusable="false" role="img" width="1em" height="1em" preserveAspectRatio="xMidYMid meet" viewBox="0 0 32 32"><path d="M28,10V28H10V10H28m0-2H10a2,2,0,0,0-2,2V28a2,2,0,0,0,2,2H28a2,2,0,0,0,2-2V10a2,2,0,0,0-2-2Z" transform="translate(0)"></path><path d="M4,18H2V4A2,2,0,0,1,4,2H18V4H4Z" transform="translate(0)"></path><rect fill="none" width="32" height="32"></rect></svg> <div class="absolute pointer-events-none transition-opacity bg-black text-white py-1 px-2 leading-tight rounded font-normal shadow left-1/2 top-full transform -translate-x-1/2 translate-y-2 opacity-0"><div class="absolute bottom-full left-1/2 transform -translate-x-1/2 w-0 h-0 border-black border-4 border-t-0" style="border-left-color: transparent; border-right-color: transparent; "></div> Copied</div></button></div> <pre class=""><!-- HTML_TAG_START --><span class="hljs-keyword">import</span> random

	<span class="hljs-keyword">import</span> gradio <span class="hljs-keyword">as</span> gr


	<span class="hljs-keyword">def</span> <span class="hljs-title function_">chat</span>(<span class="hljs-params">message, history</span>):
	history = history <span class="hljs-keyword">or</span> []
	<span class="hljs-keyword">if</span> message.startswith(<span class="hljs-string">"How many"</span>):
	response = random.randint(<span class="hljs-number">1</span>, <span class="hljs-number">10</span>)
	<span class="hljs-keyword">elif</span> message.startswith(<span class="hljs-string">"How"</span>):
	response = random.choice([<span class="hljs-string">"Great"</span>, <span class="hljs-string">"Good"</span>, <span class="hljs-string">"Okay"</span>, <span class="hljs-string">"Bad"</span>])
	<span class="hljs-keyword">elif</span> message.startswith(<span class="hljs-string">"Where"</span>):
	response = random.choice([<span class="hljs-string">"Here"</span>, <span class="hljs-string">"There"</span>, <span class="hljs-string">"Somewhere"</span>])
	<span class="hljs-keyword">else</span>:
	response = <span class="hljs-string">"I don't know"</span>
	history.append((message, response))
	<span class="hljs-keyword">return</span> history, history


	iface = gr.Interface(
	chat,
	[<span class="hljs-string">"text"</span>, <span class="hljs-string">"state"</span>],
	[<span class="hljs-string">"chatbot"</span>, <span class="hljs-string">"state"</span>],
	allow_screenshot=<span class="hljs-literal">False</span>,
	allow_flagging=<span class="hljs-string">"never"</span>,
	)
	iface.launch()<!-- HTML_TAG_END --></pre></div> <iframe src="https://course-demos-Chatbot-Demo.hf.space" frameborder="0" height="350" title="Gradio app" class="container p-0 flex-grow space-iframe" allow="accelerometer; ambient-light-sensor; autoplay; battery; camera; document-domain; encrypted-media; fullscreen; geolocation; gyroscope; layout-animations; legacy-image-formats; magnetometer; microphone; midi; oversized-images; payment; picture-in-picture; publickey-credentials-get; sync-xhr; usb; vr ; wake-lock; xr-spatial-tracking" sandbox="allow-forms allow-modals allow-popups allow-popups-to-escape-sandbox allow-same-origin allow-scripts allow-downloads"></iframe> <p data-svelte-h="svelte-10l1rjn">Observați cum starea componentei de ieșire persistă prin trimiteri.
	Notă: puteți transmite o valoare implicită la parametrul state,
	care este folosită ca valoarea inițială a stării.</p> <h3 class="relative group"><a id="using-interpretation-to-understand-predictions" class="header-link block pr-1.5 text-lg no-hover:hidden with-hover:absolute with-hover:p-1.5 with-hover:opacity-0 with-hover:group-hover:opacity-100 with-hover:right-full" href="#using-interpretation-to-understand-predictions"><span><svg class="" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" width="1em" height="1em" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 256"><path d="M167.594 88.393a8.001 8.001 0 0 1 0 11.314l-67.882 67.882a8 8 0 1 1-11.314-11.315l67.882-67.881a8.003 8.003 0 0 1 11.314 0zm-28.287 84.86l-28.284 28.284a40 40 0 0 1-56.567-56.567l28.284-28.284a8 8 0 0 0-11.315-11.315l-28.284 28.284a56 56 0 0 0 79.196 79.197l28.285-28.285a8 8 0 1 0-11.315-11.314zM212.852 43.14a56.002 56.002 0 0 0-79.196 0l-28.284 28.284a8 8 0 1 0 11.314 11.314l28.284-28.284a40 40 0 0 1 56.568 56.567l-28.285 28.285a8 8 0 0 0 11.315 11.314l28.284-28.284a56.065 56.065 0 0 0 0-79.196z" fill="currentColor"></path></svg></span></a> <span>Folosirea interpretării pentru a înțelege predicțiile</span></h3> <p data-svelte-h="svelte-rgau0l">Majoritatea modelelor de machine learning sunt cutii negre și logica internă a funcției este ascunsă de utilizatorul final. Pentru a încuraja transparența, am făcut foarte ușor să adăugați interpretare la modelul dvs. prin simpla setare a cuvântului cheie interpretation în clasa Interface la default. Aceasta permite utilizatorilor dvs. să înțeleagă ce părți ale intrării sunt responsabile pentru ieșire. Aruncați o privire la interfața simplă de mai jos care arată un clasificator de imagini care include și interpretare:</p> <div class="code-block relative "><div class="absolute top-2.5 right-4"><button class="inline-flex items-center relative text-sm focus:text-green-500 cursor-pointer focus:outline-none transition duration-200 ease-in-out opacity-0 mx-0.5 text-gray-600 " title="code excerpt" type="button"><svg class="" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" fill="currentColor" focusable="false" role="img" width="1em" height="1em" preserveAspectRatio="xMidYMid meet" viewBox="0 0 32 32"><path d="M28,10V28H10V10H28m0-2H10a2,2,0,0,0-2,2V28a2,2,0,0,0,2,2H28a2,2,0,0,0,2-2V10a2,2,0,0,0-2-2Z" transform="translate(0)"></path><path d="M4,18H2V4A2,2,0,0,1,4,2H18V4H4Z" transform="translate(0)"></path><rect fill="none" width="32" height="32"></rect></svg> <div class="absolute pointer-events-none transition-opacity bg-black text-white py-1 px-2 leading-tight rounded font-normal shadow left-1/2 top-full transform -translate-x-1/2 translate-y-2 opacity-0"><div class="absolute bottom-full left-1/2 transform -translate-x-1/2 w-0 h-0 border-black border-4 border-t-0" style="border-left-color: transparent; border-right-color: transparent; "></div> Copied</div></button></div> <pre class=""><!-- HTML_TAG_START --><span class="hljs-keyword">import</span> requests
	<span class="hljs-keyword">import</span> tensorflow <span class="hljs-keyword">as</span> tf

	<span class="hljs-keyword">import</span> gradio <span class="hljs-keyword">as</span> gr

	inception_net = tf.keras.applications.MobileNetV2() <span class="hljs-comment"># load the model</span>

	<span class="hljs-comment"># Download human-readable labels for ImageNet.</span>
	response = requests.get(<span class="hljs-string">"https://git.io/JJkYN"</span>)
	labels = response.text.split(<span class="hljs-string">"\n"</span>)


	<span class="hljs-keyword">def</span> <span class="hljs-title function_">classify_image</span>(<span class="hljs-params">inp</span>):
	inp = inp.reshape((-<span class="hljs-number">1</span>, <span class="hljs-number">224</span>, <span class="hljs-number">224</span>, <span class="hljs-number">3</span>))
	inp = tf.keras.applications.mobilenet_v2.preprocess_input(inp)
	prediction = inception_net.predict(inp).flatten()
	<span class="hljs-keyword">return</span> {labels[i]: <span class="hljs-built_in">float</span>(prediction[i]) <span class="hljs-keyword">for</span> i <span class="hljs-keyword">in</span> <span class="hljs-built_in">range</span>(<span class="hljs-number">1000</span>)}


	image = gr.Image(shape=(<span class="hljs-number">224</span>, <span class="hljs-number">224</span>))
	label = gr.Label(num_top_classes=<span class="hljs-number">3</span>)

	title = <span class="hljs-string">"Gradio Image Classifiction + Interpretation Example"</span>
	gr.Interface(
	fn=classify_image, inputs=image, outputs=label, interpretation=<span class="hljs-string">"default"</span>, title=title
	).launch()<!-- HTML_TAG_END --></pre></div> <p data-svelte-h="svelte-1w1lgxd">Testați funcția de interpretare prin trimiterea unei intrări apoi făcând clic pe Interpret sub componenta de ieșire.</p> <iframe src="https://course-demos-gradio-image-interpretation.hf.space" frameborder="0" height="570" title="Gradio app" class="container p-0 flex-grow space-iframe" allow="accelerometer; ambient-light-sensor; autoplay; battery; camera; document-domain; encrypted-media; fullscreen; geolocation; gyroscope; layout-animations; legacy-image-formats; magnetometer; microphone; midi; oversized-images; payment; picture-in-picture; publickey-credentials-get; sync-xhr; usb; vr ; wake-lock; xr-spatial-tracking" sandbox="allow-forms allow-modals allow-popups allow-popups-to-escape-sandbox allow-same-origin allow-scripts allow-downloads"></iframe> <p data-svelte-h="svelte-frm5wc">Pe lângă metoda de interpretare implicită pe care o oferă Gradio, puteți specifica și <code>shap</code> pentru parametrul <code>interpretation</code> și să setați parametrul <code>num_shap</code>. Aceasta folosește interpretarea bazată pe Shapley, despre care puteți citi mai multe <a href="https://christophm.github.io/interpretable-ml-book/shap.html" rel="nofollow">aici</a>.
	În final, puteți transmite și propria funcție de interpretare în parametrul <code>interpretation</code>. Vedeți un exemplu în pagina de început a Gradio <a href="https://gradio.app/getting_started/" rel="nofollow">aici</a>.</p> <p data-svelte-h="svelte-ec91xv">Aceasta încheie explorarea noastră profundă a clasei <code>Interface</code> din Gradio. Așa cum am văzut, această clasă face simplu să creați demo-uri de machine learning în câteva linii de cod Python. Cu toate acestea, uneori veți dori să personalizați demo-ul prin schimbarea layout-ului sau înlănțuirea mai multor funcții de predicție împreună. Nu ar fi frumos dacă am putea cumva să împărțim <code>Interface</code>-ul în “blocuri” personalizabile? Din fericire, se poate! Aceasta este tema secțiunii finale.</p> <a class="!text-gray-400 !no-underline text-sm flex items-center not-prose mt-4" href="https://github.com/huggingface/course/blob/main/chapters/rum/chapter9/6.mdx" target="_blank"><span data-svelte-h="svelte-1kd6by1"><</span> <span data-svelte-h="svelte-x0xyl0">></span> <span data-svelte-h="svelte-1dajgef"><span class="underline ml-1.5">Update</span> on GitHub</span></a> <p></p>

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