La inferencia YOLO estándar pierde objetos pequeños de forma silenciosa cuando las imágenes de dron de alta resolución se reducen al tamaño de entrada del modelo. Este post recorre cómo el pipeline AgriDrone Vision usa inferencia por rebanadas con SAHI y una capa de evaluación COCO para hacer medible ese trade-off — y por qué el entregable real es un mapa georreferenciado, no un bounding box.
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Leer más →Columna de opinión sobre inversión tecnológica en PYMES, Elaborado por Marco Antonio Fernández Parra, ingeniero civil en Industria de la Madera Extensionista CETMA UdeC.
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def index(request):
return _listing(request, published_posts(), index)
def published_posts():
return Post.objects.filter(published_at__lte=timezone.now())
def _listing(request, queryset, view, tag=None):
"""Listado paginado: una entrada por artículo en el idioma activo.
`view` es la vista que llama (index o tag_index): su "Show Code" enseña esa
vista, la consulta de publicados y este listado, que es donde está el trabajo.
"""
posts = pick_language(
queryset.select_related("author").prefetch_related("tags"), translation.get_language()
)
page_obj = Paginator(posts, POSTS_PER_PAGE).get_page(request.GET.get("page"))
logger.debug("Got %d posts (page %s)", len(posts), page_obj.number)
return render(request, "blog/index.html", {
"posts": page_obj.object_list, "page_obj": page_obj, "tag": tag,
**show_code([view, published_posts, _listing], "blog/index.html"),
})
{% extends "base.html" %}
{% load blog_extras i18n static %}
{% block title %}{% trans "Blog" %} | Marco A. Parra F.{% endblock %}
{% block meta_description %}{% trans "Engineering notes on computer vision, backend architecture and industrial operations, each tied to a real project." %}{% endblock %}
{% block og_title %}{% trans "Blog" %} — Marco A. Parra F.{% endblock %}
{% block og_description %}{% trans "Engineering notes on computer vision, backend architecture and industrial operations, each tied to a real project." %}{% endblock %}
{% block extrahead %}
{% get_current_language as FEED_LANGUAGE %}
<link rel="alternate" type="application/atom+xml" href="{% url 'blog_feed' FEED_LANGUAGE %}" title="Atom">
{% endblock %}
{% block content %}
{% get_current_language as CURRENT_LANGUAGE %}
<div class="container blog-list py-4">
{% if tag %}
<h1 class="text-center mb-2">{% blocktrans %}Articles tagged “{{ tag }}”{% endblocktrans %}</h1>
<p class="text-center text-muted mb-4"><a href="{% url 'blog_index' %}">← {% trans "All articles" %}</a></p>
{% else %}
<h1 class="text-center mb-4">{% trans "Blog Posts" %}</h1>
{% endif %}
{% for post in posts %}
<article class="blog-entry py-4 border-bottom">
<div class="d-flex gap-3 align-items-start">
{% if post.hero_image %}
<a href="{% url 'blog-post-detail' post.slug %}" class="flex-shrink-0 d-none d-sm-block" tabindex="-1" aria-hidden="true">
<img src="{{ post.hero_image.thumbnail.100x100.url }}" alt="" class="rounded blog-thumb">
</a>
{% elif post.hero_static %}
<a href="{% url 'blog-post-detail' post.slug %}" class="flex-shrink-0 d-none d-sm-block" tabindex="-1" aria-hidden="true">
<img src="{% static post.hero_static %}" alt="" class="rounded blog-thumb">
</a>
{% endif %}
<div class="flex-grow-1">
<h2 class="h3 mb-1">
<a href="{% url 'blog-post-detail' post.slug %}" class="text-reset text-decoration-none">{{ post.title }}</a>
{% if post.language != CURRENT_LANGUAGE %}
<span class="badge bg-secondary align-middle fs-6"
title="{% trans "This article is only available in this language" %}">{{ post.language|upper }}</span>
{% endif %}
</h2>
<p class="blog-meta text-muted small mb-2">
{% include "blog/post-byline.html" %}
· {% blocktrans count n=post.content|reading_time %}{{ n }} min read{% plural %}{{ n }} min read{% endblocktrans %}
</p>
<p class="blog-summary mb-2">{{ post.summary }}</p>
{% include "blog/post-tags.html" %}
<a href="{% url 'blog-post-detail' post.slug %}" class="btn btn-sm btn-outline-dark">{% trans "Read More" %} →</a>
</div>
</div>
</article>
{% empty %}
<p class="text-muted">{% trans "No articles yet." %}</p>
{% endfor %}
{% if page_obj.paginator.num_pages > 1 %}
<nav class="d-flex justify-content-between align-items-center pt-4" aria-label="{% trans "Pagination" %}">
{% if page_obj.has_previous %}
<a class="btn btn-sm btn-outline-dark" href="?page={{ page_obj.previous_page_number }}">← {% trans "Newer" %}</a>
{% else %}<span aria-hidden="true"> </span>{% endif %}
<span class="text-muted small">{% blocktrans with n=page_obj.number m=page_obj.paginator.num_pages %}Page {{ n }} of {{ m }}{% endblocktrans %}</span>
{% if page_obj.has_next %}
<a class="btn btn-sm btn-outline-dark" href="?page={{ page_obj.next_page_number }}">{% trans "Older" %} →</a>
{% else %}<span aria-hidden="true"> </span>{% endif %}
</nav>
{% endif %}
</div>
{% include 'partials/_show_code.html' %}
{% endblock %}