摘要: import numpy as nparr1 = np.arange(10)print("\n"+"从0开始到10之前结束:"+str(arr1))arr2 = np.arange(10,20)print("\n"+"从10开始到20之前结束:"+str(arr2))arr3 = np.arange 阅读全文
posted @ 2025-11-25 17:48 偷懒的阿贤 阅读(5) 评论(0) 推荐(0)
摘要: import numpy as np'''同值数组在创建时,已经设定为浮点型数组'''arr1 = np.zeros(10)print("\n" + "全0数组::" + str(arr1))arr2 = np.ones((1,3))print("\n" + "全1数组:" + str(arr2)) 阅读全文
posted @ 2025-11-25 17:48 偷懒的阿贤 阅读(5) 评论(0) 推荐(0)
摘要: import numpy as nparr1 = np.random.random(5)print("\n" + "0-1均匀分布的浮点型随机数组:" + str(arr1))#(100-60)相当于把 [0, 1)区间映射到 [0, 40)区间。arr2 = (100-60) * np.rando 阅读全文
posted @ 2025-11-25 17:48 偷懒的阿贤 阅读(4) 评论(0) 推荐(0)
摘要: import numpy as nparr1 = np.array([11,1,1,1,])print("\n" + "创建一维数组--向量:" + str(arr1))arr2 = np.array([[1,1,1,1,1]])print("\n" + "创建二维数组--一行矩阵:" + str( 阅读全文
posted @ 2025-11-25 17:47 偷懒的阿贤 阅读(2) 评论(0) 推荐(0)