vector — 英語辞典

名詞

1. A directed quantity, one with both magnitude and direction; the signed difference between two points.

   上位語

   tensor

   例文

   Velocity is a vector defined by the speed of an object and its direction.

   その他の例文 (1)

   As examples of vector quantities may be mentioned the distance between any two given points, a velocity, a force, an acceleration, angular velocity, intensity of magnetization flux of heat.

2. A directed quantity, one with both magnitude and direction; the signed difference between two points. Any member of a (generalized) vector space.

   例文

   その他の例文 (1)

   The vectors in #123;#92;mathbbQ#125;#91;X#93; are the single-variable polynomials with rational coefficients: one is #92;textstylex#123;42#125;#43;#92;frac1#123;137#125;x-1.

3. A directed quantity, one with both magnitude and direction; the signed difference between two points. An ordered tuple, originally one representing a directed quantity, but by extension any one-dimensional matrix.

   上位語

   matrix

   例文

   Computers store many types of data as vectors for ease of processing.

   その他の例文 (1)

   A row vector is a matrix whose M dimension is 1. In fact, a row vector is a matrix consisting of a single row, and a column vector a matrix consisting of a single column.

   Color is stored as a vector attribute (R, G, B).

   その他の例文 (1)

   GPU cores are essentially vector-processing units, capable of applying the same instruction on a large collection of operands.

4. A directed quantity, one with both magnitude and direction; the signed difference between two points. A chosen course or direction for motion, as of an aircraft.

   例文

   I was told to fly out on a vector of 100 degrees to meet a strong plot of aircraft 30 miles from the coast.

5. A kind of dynamically resizable array.

   例文

   To create a vector of students in a class, you will want the vector to be large enough […]

6. A kind of dynamically resizable array. A memory address containing the address of a code entry point, usually one which is part of a table and often one that is dereferenced and jumped to during the execution of an interrupt.

7. A kind of dynamically resizable array. A graphical representation using outlines; vector graphics.

   用法

   • attributive

   例文

   a vector image, vector graphics

8. A carrier of a disease-causing agent. A DNA molecule used to carry genetic information from one organism into another.

9. A carrier of a disease-causing agent. A person or entity that passes along an urban legend or other meme.

   例文

   その他の例文 (1)

   These days, their primary job is to insist that Facebook is a fun place to share baby photos and sell old couches, not a vector for hate speech, misinformation, and violent extremist propaganda.

10. A carrier of a disease-causing agent. A recurring psychosocial issue that stimulates growth and development in the personality.

11. Forces, developments, phenomena, processes, systems, etc. which influence the trajectory of history (e.g. imperialism)

動詞

1. To set (particularly an aircraft) on a course toward a selected point.

   例文

   […] if love is vectored toward an object and Elinor's here flies toward Marianne, Marianne's in turn toward Willoughby.

2. To redirect to a vector, or code entry point.

名詞

1. a variable quantity that can be resolved into components

   上位語

   variablevariable quantity

2. a straight line segment whose length is magnitude and whose orientation in space is direction

   上位語

   straight line

3. any agent (person or animal or microorganism) that carries and transmits a disease

   同義語

   transmitter

   上位語

   agent

   例文

   mosquitos are vectors of malaria and yellow fever

   fleas are vectors of the plague

   その他の例文 (2)

   aphids are transmitters of plant diseases

   when medical scientists talk about vectors they are usually talking about insects

4. (genetics) a virus or other agent that is used to deliver DNA to a cell

   上位語

   virus