PinSage Aggregation Demonstrator

Demonstrate PinSage-style importance pooling from random-walk visit counts and node features.

Description

Demonstrate PinSage-style importance pooling from random-walk visit counts and node features.

PinSage Aggregation Demonstrator: Demonstrate PinSage-style importance pooling from random-walk visit counts and node features.

When to use PinSage Aggregation Demonstrator

Use this graph operation to transform, inspect, classify, or aggregate a graph whose directedness, edge semantics, weights, node identifiers, and duplicate-edge policy are defined.

Node features
Required list input.
Sampled neighbors
Required object input.
Target node
Required integer input.
Self weight
Required number input.

How PinSage Aggregation Demonstrator works

Demonstrate PinSage-style importance pooling from random-walk visit counts and node features. The tool evaluates the supplied inputs together and returns the named outputs below; it does not infer omitted operating conditions or change the units shown.1

PinSage aggregation
The resulting pinsage aggregation returned as an object.

Limitations and assumptions

  • Graph results depend on representation and conventions for self-loops, parallel edges, direction, isolated nodes, weights, normalization, and traversal order. Learned embeddings additionally depend on sampling and training parameters.
  • Use finite inputs in the displayed units and preserve more precision than the final presentation requires. Independently verify safety-critical, financial, compliance, or production decisions.

Alternative or Complementary approaches

Validate node and edge counts before and after transformation, test small known graphs, and preserve an explicit graph schema with algorithm parameters.

References

  1. Graph neural network — Wikipedia contributors

  2. Graph neural network - Wikipedia

  3. Graph Convolutional Neural Networks for Web-Scale Recommender Systems

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  • Graph Depth-First Traversal

    Visit every node reachable from a start node in iterative depth-first preorder over directed edges, descending into the smallest-numbered neighbor first and reporting each node's depth.

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