@Override
    public String toString() {
        return super.toString() + " " + tensor;
    }
An update used to remove cells from a sparse tensor or dense sub-spaces from a mixed tensor.

The specification of which cells to remove contains addresses using a subset or all of the sparse dimensions of the tensor type.
This is represented as a sparse tensor where cell values are set to 1.0.
document/src/main/java/com/yahoo/document/update/TensorRemoveUpdate.java