PyTorch torch.isneginf Function


Pytorch torch 参考手册Pytorch torch Reference Manual

torch.isneginfIt is a function in PyTorch used to check for negative infinity. Returns a boolean tensor where each element is True if it is negative infinity.

Function Definition

torch.isneginf(input)

Usage Example

Example

import torch

# Create a tensor containing different values
x = torch.tensor([1.0, float('inf'), float('-inf'), 2.0])

# Check if it is negative infinity
result = torch.isneginf(x)
print(result)

The output result is:

tensor([False, False, True, False])

Pytorch torch 参考手册Pytorch torch Reference Manual

Other Extensions