WebApr 11, 2024 · 在进行神经网络实验时,对输入的数据进行归一化处理时, 出现: ValueError: not enough values to unpack (expected 2, got 1) 错误。 问题原因: 输入到归一化函数时,因为输入数据只有一列。 def batch_norm (t: torch.Tensor): (batch, length) = t.shape for line in range (batch): t [line] = normalize (t [line]) return t 1 2 3 4 5 在数据输入 … WebNLTK ValueError: too many values to unpack (expected 2) Мне стоит обучить модель определять пол имени. Я сделал список вроде [['Фридетик', 'Гомера'], ['Алиса', …
How to fix opencv python: cv2.findcontours - valueerror: too many ...
Webcv2.drawContours 计算得到图像中物体轮廓之后,我们需要将轮廓在图像中绘制出来才能更直观地体验到。 这时候需要用到cv2.drawContours ()方法。 它的第一个参数是图像,第二个参数是储存轮廓信息的python 列表,第三个参数是轮廓的索引(在绘制单个轮廓时很有用。 要绘制所有轮廓,传递 -1),其余参数是颜色、厚度 等等。 绘制检索到的所有轮廓 … WebExample 1: cv2.solvepnpransac too many values to unpack So it might help to try out: _, rvecs, tvecs, inliers = cv2.solvePnPRansac(objp, corners2, mtx, dist) or in case you just … synthesizer section
ValueError: not enough values to unpack (expected 3, got 0)
WebSwitching to OpenCV 3.0.0-tp2 / Version control: 2.4.8, my previous working code using findContours() fails ret, frame = self.cap.read() edges = cv2.Canny(frame,100,200) … WebExample 1: cv2.solvepnpransac too many values to unpack So it might help to try out: _, rvecs, tvecs, inliers = cv2.solvePnPRansac(objp, corners2, mtx, dist) or in case you just want to unpack the last 3 elements: rvecs, tvecs, inliers = cv2.solvePnPRansac(objp, corners2, mtx, dist)[:-3] WebApr 13, 2024 · 最近在OpenCV-Python接口中使用cv2.findContours()函数来查找检测物体的轮廓。根据网上的 教程,Python OpenCV的轮廓提取函数会返回两个值,第一个为轮廓 … thalio beckham