The distortion measures used in vector quantization can be: A: Euclidean distortion measure B: Mahalanobis Distance C: Perceptual weighted distantce measure D: Signal-to-noise value

If F is a vector field, then divF is a vector field.

In the vector field, the vector line is such a curve where ( ) A: The tangent direction at each point on it is orthogonal to the direction of the vector field at that point. B: The tangent direction at each point on it is parallel to the direction of the vector field at that point. C: The value of each point on it is equal to the value of the vector field at that point. D: The vector line is the geometric curve of the vector field function.

下列创建vector容器对象的方法中,错误的是( ) A: vector v(10); B: vector v(10, 1); C: vector v{10, 1}; D: vector v = (10, 1);

The coordinates of a vector relative to a basis in a vector space is unique.

下面哪条语句创建了一个存有10个整数的vector对象？ A: std::vector<int> v(10); B: std::vector v; C: std::vector v[10]; D: std::vector<int> v[10]; E: std::vector(int) v;

Edward Hall divides physical distance between people into four categories: public distance, social distance, personal distance, and intimate distance, among which, _____ is about 0.45 to 1.2 meters. A: public distance B: social distance C: personal distance D: intimate distance

Which type of personal space is the distance where most business activities are conducted? A: Intimate distance B: Personal distance C: Social distance D: Public distance

‍Which of the following level of body distance is most appropriate for you and your new client? ‍ A: Intimate distance B: Personal distance C: Social distance D: Public distance

Any subset of a vector space V which contains the zero vector is a subspace of V.