<SYSTEM_TASK:>
Given the following text problem statement, write Python code to implement the functionality described below in problem statement
<END_TASK>
<USER_TASK:>
Problem:
I have two tensors that should together overlap each other to form a larger tensor. To illustrate:
<ASSISTANT_TASK:>
Python Code:
import numpy as np
import pandas as pd
import torch
a, b = load_data()
c = (a[:, -1:] + b[:, :1]) / 2
result = torch.cat((a[:, :-1], c, b[:, 1:]), dim=1)
<END_TASK>