@langchain/core/dist/utils/ml-distance/distances.js

Core LangChain.js abstractions and schemas

// src/utils/ml-distance/distances.ts
/**
*Returns the Inner Product similarity between vectors a and b
* @link [Inner Product Similarity algorithm](https://www.naun.org/main/NAUN/ijmmas/mmmas-49.pdf)
* @param a - first vector
* @param b - second vector
*
*/
function innerProduct(a, b) {
	let ans = 0;
	for (let i = 0; i < a.length; i++) ans += a[i] * b[i];
	return ans;
}
export { innerProduct };

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