AttributeError: 'numpy.ndarray' object has no attribute 'tocoo'

AttributeError: 'numpy.ndarray' object has no attribute 'tocoo'错误提示是指在numpy数组对象上调用了不存在的方法'tocoo'。根据该错误提示，可能是因为numpy数组对象没有'tocoo'属性或方法。要解决这个问题，可以尝试检查数组对象的类型以及对应的属性和方法是否正确调用。另外，还可以查阅相关的numpy文档或搜索相关错误解决方法来进一步了解和解决此错误。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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