The phrase "affect the weight" is correct and usable in written English.
It can be used in contexts where you are discussing factors that influence or change the weight of an object or concept.
Example: "Several factors can affect the weight of the package, including the materials used and the size of the box."
Alternatives: "influence the weight" or "impact the weight".
Knowledge of this poster's employment likely would affect the weight or credibility of her endorsement.
These incentives would materially affect the weight or credibility of the team member's endorsements.
Because that information might affect the weight consumers give to her endorsement, her relationship with the clinic should be disclosed.
This tailoring is done in a way so as not to affect the weight of the plate.
The results show that temperature and concentration of suspended particles significantly affect the weight percentage of molybdenum disulfide in the deposit.
Consumers might not realize that a celebrity discussing a medical procedure in a television interview has been paid for doing so, and knowledge of such payments would likely affect the weight or credibility consumers give to the celebrity's endorsement.
The following diagram shows how the timing of action potential (also referred to as spikes) affect the weights between a two neurons.
Therefore, weight alterations that simultaneously affect the weights of the highest as well as lowest categories should have the largest impact on the rankings.
It is necessary to mention that shadows, on the MIT video, affect the weighting and the selection of correct positive samples.
Here, the elements of V mainly affect the weighting and fairness between users, while the elements of S affect the power balance between transmit antennas.
However, the values plus the circumstances cannot determine relevant weightings either because (I am simplifying here) the internal circumstances of the choice will affect the weighting of the values differently depending on the external circumstances.
