{
  "id": "dlrm",
  "name": "DLRM",
  "description": "Meta's Deep Learning Recommendation Model — bottom MLP for dense, embedding for sparse, feature interaction, top MLP",
  "icon": "🛒",
  "category": "Recommendation",
  "components": [
    { "id": "input-dense", "type": "input", "name": "Dense Features", "position": { "x": 80, "y": 60 }, "params": { "shape": [13] }, "inputs": [], "outputs": [] },
    { "id": "bot-fc1", "type": "linear", "name": "Bottom MLP 1", "scope": "bot_mlp", "position": { "x": 80, "y": 200 }, "params": { "inFeatures": 13, "outFeatures": 64 }, "inputs": [], "outputs": [] },
    { "id": "bot-relu1", "type": "relu", "name": "ReLU", "scope": "bot_mlp", "position": { "x": 80, "y": 320 }, "params": {}, "inputs": [], "outputs": [] },
    { "id": "bot-fc2", "type": "linear", "name": "Bottom MLP 2", "scope": "bot_mlp", "position": { "x": 80, "y": 440 }, "params": { "inFeatures": 64, "outFeatures": 32 }, "inputs": [], "outputs": [] },

    { "id": "input-sparse", "type": "input", "name": "Sparse Features", "position": { "x": 380, "y": 60 }, "params": { "shape": [26] }, "inputs": [], "outputs": [] },
    { "id": "embed-bag", "type": "embeddingBag", "name": "EmbeddingBag", "scope": "sparse", "position": { "x": 380, "y": 200 }, "params": { "vocabSize": 1000000, "embeddingDim": 32 }, "inputs": [], "outputs": [] },

    { "id": "interact", "type": "featureInteraction", "name": "Feature Interaction", "position": { "x": 230, "y": 580 }, "params": { "method": "dot" }, "inputs": [], "outputs": [] },

    { "id": "top-fc1", "type": "linear", "name": "Top MLP 1", "scope": "top_mlp", "position": { "x": 230, "y": 720 }, "params": { "inFeatures": 415, "outFeatures": 512 }, "inputs": [], "outputs": [] },
    { "id": "top-relu1", "type": "relu", "name": "ReLU", "scope": "top_mlp", "position": { "x": 230, "y": 840 }, "params": {}, "inputs": [], "outputs": [] },
    { "id": "top-fc2", "type": "linear", "name": "Top MLP 2", "scope": "top_mlp", "position": { "x": 230, "y": 960 }, "params": { "inFeatures": 512, "outFeatures": 256 }, "inputs": [], "outputs": [] },
    { "id": "top-relu2", "type": "relu", "name": "ReLU", "scope": "top_mlp", "position": { "x": 230, "y": 1080 }, "params": {}, "inputs": [], "outputs": [] },
    { "id": "top-out", "type": "linear", "name": "CTR Head", "scope": "top_mlp", "position": { "x": 230, "y": 1200 }, "params": { "inFeatures": 256, "outFeatures": 1 }, "inputs": [], "outputs": [] },
    { "id": "sig", "type": "sigmoid", "name": "Sigmoid", "scope": "top_mlp", "position": { "x": 230, "y": 1320 }, "params": {}, "inputs": [], "outputs": [] },
    { "id": "output", "type": "output", "name": "P(click)", "position": { "x": 230, "y": 1440 }, "params": {}, "inputs": [], "outputs": [] }
  ],
  "connections": [
    { "id": "c1", "from": "input-dense", "to": "bot-fc1", "fromPort": "bottom", "toPort": "top" },
    { "id": "c2", "from": "bot-fc1", "to": "bot-relu1", "fromPort": "bottom", "toPort": "top" },
    { "id": "c3", "from": "bot-relu1", "to": "bot-fc2", "fromPort": "bottom", "toPort": "top" },
    { "id": "c4", "from": "input-sparse", "to": "embed-bag", "fromPort": "bottom", "toPort": "top" },
    { "id": "c5", "from": "bot-fc2", "to": "interact", "fromPort": "bottom", "toPort": "left" },
    { "id": "c6", "from": "embed-bag", "to": "interact", "fromPort": "bottom", "toPort": "right" },
    { "id": "c7", "from": "interact", "to": "top-fc1", "fromPort": "bottom", "toPort": "top" },
    { "id": "c8", "from": "top-fc1", "to": "top-relu1", "fromPort": "bottom", "toPort": "top" },
    { "id": "c9", "from": "top-relu1", "to": "top-fc2", "fromPort": "bottom", "toPort": "top" },
    { "id": "c10", "from": "top-fc2", "to": "top-relu2", "fromPort": "bottom", "toPort": "top" },
    { "id": "c11", "from": "top-relu2", "to": "top-out", "fromPort": "bottom", "toPort": "top" },
    { "id": "c12", "from": "top-out", "to": "sig", "fromPort": "bottom", "toPort": "top" },
    { "id": "c13", "from": "sig", "to": "output", "fromPort": "bottom", "toPort": "top" }
  ]
}