Cálculo del centroide de un conjunto de vectores

Intermedio

Este es unOther, Building Blocksflujo de automatización del dominio deautomatización que contiene 8 nodos.Utiliza principalmente nodos como Set, Code, Webhook, RespondToWebhook. Cálculo del centroide de un conjunto de vectores

Requisitos previos
  • Punto final de HTTP Webhook (n8n generará automáticamente)
Vista previa del flujo de trabajo
Visualización de las conexiones entre nodos, con soporte para zoom y panorámica
Exportar flujo de trabajo
Copie la siguiente configuración JSON en n8n para importar y usar este flujo de trabajo
{
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  "meta": {
    "instanceId": "92786e96ce436aecd3a1d62d818a74e51ca684bb36c805928bef93a3b46549ad"
  },
  "name": "Calculate the Centroid of a Set of Vectors",
  "tags": [],
  "nodes": [
    {
      "id": "32a8aa56-aa7e-4c9e-a39e-f65234224bcf",
      "name": "Recibir Vectores",
      "type": "n8n-nodes-base.webhook",
      "position": [
        -440,
        20
      ],
      "webhookId": "30091e91-fc67-4bab-b1fd-ed65c8f4f860",
      "parameters": {
        "path": "centroid",
        "options": {},
        "responseMode": "responseNode"
      },
      "notesInFlow": true,
      "typeVersion": 2
    },
    {
      "id": "a020a49a-cc9f-49af-aa95-829d9d16da04",
      "name": "Extraer y Analizar Vectores",
      "type": "n8n-nodes-base.set",
      "position": [
        360,
        20
      ],
      "parameters": {
        "options": {},
        "assignments": {
          "assignments": [
            {
              "id": "3e1d9e72-7668-427d-958c-42bff7270a37",
              "name": "vectors",
              "type": "array",
              "value": "={{ $json.query.vectors }}"
            }
          ]
        }
      },
      "typeVersion": 3.4
    },
    {
      "id": "2f328de6-4ef1-4aac-8838-d616637f4b88",
      "name": "Validar y Calcular Centroide",
      "type": "n8n-nodes-base.code",
      "position": [
        960,
        20
      ],
      "parameters": {
        "jsCode": "const input = items[0].json;\nconst vectors = input.vectors;\n\nif (!Array.isArray(vectors) || vectors.length === 0) {\n  return [{ json: { error: \"Invalid input: Expected an array of vectors.\" } }];\n}\n\nconst dimension = vectors[0].length;\nif (!vectors.every(v => v.length === dimension)) {\n  return [{ json: { error: \"Vectors have inconsistent dimensions.\" } }];\n}\n\nconst centroid = new Array(dimension).fill(0);\nvectors.forEach(vector => {\n  vector.forEach((val, index) => {\n    centroid[index] += val;\n  });\n});\n\nfor (let i = 0; i < dimension; i++) {\n  centroid[i] /= vectors.length;\n}\n\nreturn [{ json: { centroid } }];"
      },
      "typeVersion": 2
    },
    {
      "id": "821bc173-3578-4cf2-9fd7-8ea9cba8dc3f",
      "name": "Devolver Respuesta del Centroide",
      "type": "n8n-nodes-base.respondToWebhook",
      "position": [
        1640,
        20
      ],
      "parameters": {
        "options": {}
      },
      "typeVersion": 1.1
    },
    {
      "id": "73964e7b-1217-422f-8078-09604fa2a3d7",
      "name": "Nota Adhesiva",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        20,
        -200
      ],
      "parameters": {
        "color": 3,
        "width": 620,
        "height": 420,
        "content": "📌 **Description:**  \nThis node extracts the `vectors` array from the **GET request** and converts it into a properly formatted array for processing.  \n- **Ensures `vectors` is a valid array.**  \n- **If the parameter is missing, it may generate an error.**  \n\n🔹 **Expected Output Example:**\n```json\n{\n  \"vectors\": [[2,3,4],[4,5,6],[6,7,8]]\n}\n```\n"
      },
      "typeVersion": 1
    },
    {
      "id": "e4793b20-bfa6-4b08-b46c-f92d1c9c2622",
      "name": "Nota Adhesiva1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        640,
        -280
      ],
      "parameters": {
        "color": 4,
        "width": 700,
        "height": 500,
        "content": "📌 **Description:**  \nThis node performs **vector validation** and **centroid computation**.  \n- **Validation:** Ensures all vectors have the same number of dimensions.  \n- **Computation:** Averages each dimension to determine the centroid.  \n- **If validation fails:** Returns an error message indicating inconsistent dimensions.  \n\n🔹 **Successful Output Example:**\n```json\n{\n  \"centroid\": [4,5,6]\n}\n```\n🔹 **Error Output Example:**\n```json\n{\n  \"error\": \"Vectors have inconsistent dimensions.\"\n}\n```\n"
      },
      "typeVersion": 1
    },
    {
      "id": "e0ac1c4d-0435-44d1-ba87-0cfc9dea207b",
      "name": "Nota Adhesiva2",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        1340,
        -200
      ],
      "parameters": {
        "color": 2,
        "width": 680,
        "height": 420,
        "content": "📌 **Description:**  \nThis node sends the **final response** back to the client that made the request.  \n- **If the computation is successful**, it returns the centroid.  \n- **If an error occurs**, it returns a descriptive error message.  \n\n🔹 **Example Response:**\n```json\n{\n  \"centroid\": [4, 5, 6]\n}\n```\n"
      },
      "typeVersion": 1
    },
    {
      "id": "2b4fbae7-c2e5-4666-ba9f-72a5313fc16f",
      "name": "Nota Adhesiva4",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -820,
        -200
      ],
      "parameters": {
        "color": 4,
        "width": 840,
        "height": 420,
        "content": "📌 **Description:**  \nThis node acts as the **entry point** for the workflow, receiving a **GET request** containing an array of vectors in the `vectors` parameter.  \n- **Expected Input:** `vectors` parameter in JSON format.  \n- **Example Request:**  \n  ```plaintext\n  https://actions.singular-innovation.com/webhook-test/centroid?vectors=[[2,3,4],[4,5,6],[6,7,8]]\n  ```\n- **Output:** Passes the received data to the next node for processing.\n"
      },
      "typeVersion": 1
    }
  ],
  "active": true,
  "pinData": {
    "Receive Vectors": [
      {
        "json": {
          "body": {},
          "query": {
            "vectors": "[[2,3,4],[4,5,6],[6,7,8]]"
          },
          "params": {},
          "headers": {
            "host": "actions.singular-innovation.com",
            "accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7",
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            "sec-ch-ua": "\"Google Chrome\";v=\"131\", \"Chromium\";v=\"131\", \"Not_A Brand\";v=\"24\"",
            "x-real-ip": "177.232.86.200",
            "connection": "close",
            "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36",
            "cache-control": "max-age=0",
            "sec-fetch-dest": "document",
            "sec-fetch-mode": "navigate",
            "sec-fetch-site": "none",
            "sec-fetch-user": "?1",
            "accept-encoding": "gzip, deflate, br, zstd",
            "accept-language": "es-419,es;q=0.9",
            "x-forwarded-for": "177.232.86.200",
            "sec-ch-ua-mobile": "?0",
            "x-forwarded-proto": "https",
            "sec-ch-ua-platform": "\"Windows\"",
            "upgrade-insecure-requests": "1"
          },
          "webhookUrl": "https://actions.singular-innovation.com/webhook-test/centroid",
          "executionMode": "test"
        }
      }
    ]
  },
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "f9c7fa52-264b-4967-ae7a-62247cce7a50",
  "connections": {
    "32a8aa56-aa7e-4c9e-a39e-f65234224bcf": {
      "main": [
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            "type": "main",
            "index": 0
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      ]
    },
    "a020a49a-cc9f-49af-aa95-829d9d16da04": {
      "main": [
        [
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    },
    "2f328de6-4ef1-4aac-8838-d616637f4b88": {
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            "index": 0
          }
        ]
      ]
    }
  }
}
Preguntas frecuentes

¿Cómo usar este flujo de trabajo?

Copie el código de configuración JSON de arriba, cree un nuevo flujo de trabajo en su instancia de n8n y seleccione "Importar desde JSON", pegue la configuración y luego modifique la configuración de credenciales según sea necesario.

¿En qué escenarios es adecuado este flujo de trabajo?

Intermedio - Otros, Bloques de construcción

¿Es de pago?

Este flujo de trabajo es completamente gratuito, puede importarlo y usarlo directamente. Sin embargo, tenga en cuenta que los servicios de terceros utilizados en el flujo de trabajo (como la API de OpenAI) pueden requerir un pago por su cuenta.

Información del flujo de trabajo
Nivel de dificultad
Intermedio
Número de nodos8
Categoría2
Tipos de nodos5
Descripción de la dificultad

Adecuado para usuarios con experiencia intermedia, flujos de trabajo de complejidad media con 6-15 nodos

Autor
Mauricio Perera

Mauricio Perera

@rckflr

Automation consultant with over 10 years of experience specializing in AI, no-code, and workflow optimization. I’ve delivered tailored AI and NLP solutions across real estate, healthcare, and more, enhancing efficiency and customer experiences. Proficient in tools like Make, Airtable, and Zapier, I also integrate GPT models to create scalable, innovative automations. Contact me to discuss custom n8n workflows or advanced automations to streamline your processes.

Enlaces externos
Ver en n8n.io

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Categorías

Categorías: 34