// SPDX-License-Identifier: BSD-3-Clause-Clear pragma solidity ^0.8.13; import {console2} from "forge-std/console2.sol"; import {CallbackConsumer} from "infernet-sdk/consumer/Callback.sol"; contract IrisClassifier is CallbackConsumer { string private EXTREMELY_COOL_BANNER = "\n\n" "_____ _____ _______ _ _ _\n" "| __ \\|_ _|__ __| | | | /\\ | |\n" "| |__) | | | | | | | | | / \\ | |\n" "| _ / | | | | | | | |/ /\\ \\ | |\n" "| | \\ \\ _| |_ | | | |__| / ____ \\| |____\n" "|_| \\_\\_____| |_| \\____/_/ \\_\\______|\n\n"; constructor(address coordinator) CallbackConsumer(coordinator) {} function classifyIris() public { /// @dev Iris data is in the following format: /// @dev [sepal_length, sepal_width, petal_length, petal_width] /// @dev the following vector corresponds to the following properties: /// "sepal_length": 5.5cm /// "sepal_width": 2.4cm /// "petal_length": 3.8cm /// "petal_width": 1.1cm /// @dev The data is normalized & scaled. /// refer to [this function in the model's repository](https://github.com/ritual-net/simple-ml-models/blob/03ebc6fb15d33efe20b7782505b1a65ce3975222/iris_classification/iris_inference_pytorch.py#L13) /// for more info on normalization. /// @dev The data is adjusted by 6 decimals uint256[] memory iris_data = new uint256[](4); iris_data[0] = 1_038_004; iris_data[1] = 558_610; iris_data[2] = 1_103_782; iris_data[3] = 1_712_096; _requestCompute( "onnx-iris", abi.encode(iris_data), 20 gwei, 1_000_000, 1 ); } function _receiveCompute( uint32 subscriptionId, uint32 interval, uint16 redundancy, address node, bytes calldata input, bytes calldata output, bytes calldata proof ) internal override { console2.log(EXTREMELY_COOL_BANNER); (bytes memory raw_output, bytes memory processed_output) = abi.decode(output, (bytes, bytes)); (uint256[] memory classes) = abi.decode(raw_output, (uint256[])); uint256 setosa = classes[0]; uint256 versicolor = classes[1]; uint256 virginica = classes[2]; console2.log("predictions: (adjusted by 6 decimals, 1_000_000 = 100%, 1_000 = 0.1%)"); console2.log("Setosa: ", setosa); console2.log("Versicolor: ", versicolor); console2.log("Virginica: ", virginica); } }