for n in range(1,int(N/2)): Gcluster=int(np.ceil(np.random.rand(1)*num_clusters)) # select green cluster Rcluster=int(np.ceil(np.random.rand(1)*num_clusters)) # -"- red samples[:,n]=Gmean[:,Gcluster-1]+np.sqrt(cluster_variance)*np.random.randn(2) # generate green sample...
默认会在当前目录生成 render.html 文件# 也可以传入路径参数，如 bar.render("mycharts.html")bar.re...
breaking at line boundaries. Line breaks are not included in the resulting list unless keepends is given and true. """ return [] 1. 2. 3. 4. 5. 6. 7.8
import tkinter as tkimport asyncioasync def update_label():for i in range(10):label.config(text=f"Count: {i}")await asyncio.sleep(1)root = tk.Tk()label = tk.Label(root, text="Count: 0")label.pack()async def main():await update_label()loop = asyncio.get_event_loop()loop.run_...
def create_iterator(data, label, batchsize, shuffle=False): digit_indices = [np.where(label == i)[0] for i in range(10)] x0, x1, label = create_pairs(data, digit_indices) ret = Dataset(x0, x1, label) return ret 然后,创建loss函数。 众所周知,contrastive_loss_function包含两个部分...
在本章中,我们将讨论人工智能(AI)的概念及其在现实世界中的应用。 我们在日常生活中花费了大量时间与智能系统进行交互。 这可以采取以下形式:在互联网上搜索某些内容,进行生物特征识别的人脸识别或将口语单词转换为文本。 人工智能是这一切的核心,它正在成为我们现代生活方式的重要组成部分。 所有这些系统都是复杂的实际...
df['sc'] = (df['er'] * (sc_fast - sc_slow) + sc_slow) **2df['kama'] =0.0foriinrange(er_window,len(df)):ifdf['kama'][i-1] !=0: df['kama'][i] = df['kama'][i-1] + df['sc'][i] * (df['close'][i] - df['kama'][i-1])else: ...
from openpyxl import load_workbook from openpyxl.utils import get_column_letter from openpyxl.utils import range_boundaries from openpyxl.writer.excel import save_virtual_workbook from openpyxl import Workbook from openpyxl.utils import get_column_letter from openpyxl.utils.dataframe import dataframe_to_ro...
hog_image_rescaled = exposure.rescale_intensity(hog_image, in_range=(0, 10))axes2.axis('off'), ... 尺度不变特征变换 尺度不变特征变换(SIFT描述符)为图像区域提供了一种替代表示。它们对于匹配图像非常有用。如前所述,当要匹配的图像本质相似时(关于标度、方向等),简单的角点检测器工作良好。但是,如...
fromopenpyxl.utilsimportrange_boundariesformerged_cellinmerged_cells:min_col,min_row,max_col,max_row=range_boundaries(merged_cell.coord)forrowinsheet.iter_rows(min_row=min_row,max_row=max_row,min_col=min_col,max_col=max_col):forcellinrow:ifcell!=sheet.cell(row=min_row,column=min_col):...