@ai-on-browser/data-analysis-models/lib/model/nns/onnx/layer/srs.js

Data analysis model package without any dependencies

import { onnx } from '../onnx_exporter.js'

/**
 * Handle slu layer
 */
export default {
	/**
	 * Export to onnx object.
	 * @param {onnx.ModelProto} model Model object
	 * @param {import("../../graph").LayerObject & {type: 'slu'}} obj Node object
	 */
	export(model, obj) {
		const tensor_alpha = new onnx.TensorProto()
		tensor_alpha.setName(obj.name + '_alpha')
		tensor_alpha.setDataType(onnx.TensorProto.DataType.FLOAT)
		tensor_alpha.setDimsList([1])
		tensor_alpha.setFloatDataList([obj.alpha ?? 3])
		const tensor_beta = new onnx.TensorProto()
		tensor_beta.setName(obj.name + '_beta')
		tensor_beta.setDataType(onnx.TensorProto.DataType.FLOAT)
		tensor_beta.setDimsList([1])
		tensor_beta.setFloatDataList([obj.beta ?? 2])

		const input = Array.isArray(obj.input) ? obj.input[0] : obj.input
		const node_neg = new onnx.NodeProto()
		node_neg.setOpType('Neg')
		node_neg.addInput(input)
		node_neg.addOutput(obj.name + '_neg')

		const node_div_beta = new onnx.NodeProto()
		node_div_beta.setOpType('Div')
		node_div_beta.addInput(obj.name + '_neg')
		node_div_beta.addInput(obj.name + '_beta')
		node_div_beta.addOutput(obj.name + '_div_beta')

		const node_exp = new onnx.NodeProto()
		node_exp.setOpType('Exp')
		node_exp.addInput(obj.name + '_div_beta')
		node_exp.addOutput(obj.name + '_exp')

		const node_div_alpha = new onnx.NodeProto()
		node_div_alpha.setOpType('Div')
		node_div_alpha.addInput(input)
		node_div_alpha.addInput(obj.name + '_alpha')
		node_div_alpha.addOutput(obj.name + '_div_alpha')

		const node_add = new onnx.NodeProto()
		node_add.setOpType('Add')
		node_add.addInput(obj.name + '_div_alpha')
		node_add.addInput(obj.name + '_exp')
		node_add.addOutput(obj.name + '_add')

		const node_div = new onnx.NodeProto()
		node_div.setOpType('Div')
		node_div.addInput(input)
		node_div.addInput(obj.name + '_add')
		node_div.addOutput(obj.name)

		const graph = model.getGraph()
		graph.addInitializer(tensor_alpha)
		graph.addInitializer(tensor_beta)
		graph.addNode(node_neg)
		graph.addNode(node_div_beta)
		graph.addNode(node_exp)
		graph.addNode(node_div_alpha)
		graph.addNode(node_add)
		graph.addNode(node_div)
	},
}