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線路板連接器

Elman and Jordan網絡

發布日期:2022-04-17 點擊率:66 品牌:ELMA


    Elman網絡和Jordan網絡具有與MLP網絡相似的多層結構。在這兩種網絡中,除了普通的隱含層外,還有一個特別的隱含層,有時稱為上下文層或狀態層;該層從普通隱含層(對于Elman網)或輸出層(對于Jordan網)接收反饋信號。Jordan網還對上下文層的每個神經元進行自反饋連接。對于這兩種網絡,上下文層內的神經元輸出被前(正)向送至隱含層。如果只有正向連接是適用的,而反饋連接被預定為恒值,那么這些網絡可視為普通的前饋網絡,而且可以采用BP算法進行訓練。否則,可采用遺傳算法。            

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