constrained

adj.

不舒服的，被强迫的，拘泥的；

v.

强迫( constrain的过去式和过去分词 )；强使；限制；约束

constrained optimization[计]约束优化；[化]有约束优化

constrained motion强制（性）约束运动

1. He said it with a constrained smile.
   他说这话时面带拘谨的笑容。
2. She felt constrained to carry out the new plan.
   他对于执行这项新计划感到很勉强。
3. His answers were brief, constrained and evasive.
   他的回答简单、勉强而且含糊其词。
4. I felt constrained to do what he told me.
   做他叫我做的事,我心里很不舒服。
5. I feel constrained to write and complain in the strongest possible terms.
   我深感责无旁贷,必须笔诛墨伐。

Constrained K-means Clustering with Background Knowledge
Locality-constrained Linear Coding for image classification
Locality-constrained Linear Coding for image classification
Survey Constrained model predictive control: Stability and optimality
Rate-constrained coder control and comparison of video coding standards
A constrained regularization method for inverting data represented by linear algebraic or integral equations
The explicit linear quadratic regulator for constrained systems ☆
CONTIN: A general purpose constrained regularization program for inverting noisy linear algebraic and integral equations
Stability properties of constrained queueing systems and scheduling policies for maximum throughput in multihop radio networks
Corrigendum to: “The explicit linear quadratic regulator for constrained systems” [Automatica 38(1) (2002) 3–20]