converging factor造句

• A plunging stock market in china along with falling markets in japan and europe were the initial forces behind the fall , but the drop gain momentum by a number of other converging factors
  伴随中国股市的狂跌，日本、欧洲股市迅速下跌，这是导致道琼斯指数狂跌的触发因素，但其背后尚有诸多综合因素。
• By combining chaotic dynamics and converging dynamics together , the neural network transit gradually to hopfield neural network is made . by introducing converging factor , the aim of controlling chaos is attained , which provides initial value of hopfield neural network that is near to the global optimal solutions , and solve the problem of local minimum . the principle of genetic algorithm is analyzed , and the design and of genetic algorithm are studied
  通过把混沌动力学与收敛动力学相结合，使网络逐渐由混沌神经网络向hopfield网络过渡，达到控制混沌的目的，并且提供了一个在全局最优解附近的初值，避开了神经网络权值初始化没有理论依据的难题，无须确定连接权值和阈值，使神经网络具有物理意义明确、便于与工程应用相结合的特点。