探索和定制测试时间的增加,以顺序推
IEEE transactions on pattern analysis and machine intelligence
|February 11, 2026
概括
测试时间增长 (TTA) 增强了无需再培训的顺序建议 (SR). 新的方法,TNoise和TMask,提高了数据多样性和短序的性能,为数据稀疏提供了有效的解决方案.
科学领域:
- 人工智能的人工智能
- 机器学习 机器学习
- 推系统是一个推系统.
背景情况:
- 数据增强对于解决顺序建议 (SR) 中的数据稀疏性至关重要.
- 现有的培训时间增长方法需要对训练有素的模型进行昂贵的再培训或架构修改.
- 测试时间增强 (TTA) 提供了一个有前途的替代方案,通过在推理过程中增强数据,避免训练开销.
研究的目的:
- 探索测试时间增长 (TTA) 对顺序建议 (SR) 的有效性.
- 确定TTA现有增强运营商的局限性,并提出新的解决方案.
- 开发一种高效且可通用的TTA方法,可以在不进行广泛的再培训的情况下提高SR性能.
主要方法:
- 实验评估了SR中TTA的现有增强操作员 (替代品,面具).
- 引入了TNoise (统一的噪音注入) 和TMask (面具令牌处理),以解决现有运营商的局限性.
- 实施了改善数据多样性 (统一比率采样) 和序列长度调整 (短序的平滑/延长,长序列的值) 的战略.
主要成果:
- 替代和面具操作人员显示了TTA的潜力,保留了具有适当干扰的顺序模式.
- 在各种SR场景中,TNoise和TMask证明了有效性,效率和通用性.
- 提出的方法改善了数据多样性,并在短序和长序列上减轻了性能退化.
结论:
- 测试时间增长 (TTA) 是一种可行且高效的方法,用于增强顺序推模型.
- 拟议的TNoise和TMask方法以及序列长度适应策略显著提高了SR性能.
- 这项工作为利用SR中的数据增强提供了实际解决方案,而不需要重新训练模型.
相关概念视频
Mixing Time
488
The concept of mixing time is significant in producing a uniform concrete mix with the required strength. The mixing period starts once all components are in the mixer. Initially, the mixer is charged with 10% of the water, followed by the consistent addition of solids and then 80% of the water. The remaining water is added later, within the first quarter of the mixing period. The minimum mixing time varies according to the mixer's capacity; for example, mixers with up to 1 cubic yard...
488
Mean free path and Mean free time
5.3K
Consider the gas molecules in a cylinder. They move in a random motion as they collide with each other and change speed and direction. The average of all the path lengths between collisions is known as the "mean free path."
5.3K
Generation Time
1.6K
Bacterial generation time, the period required for a bacterial population to double during its exponential growth phase, serves as a critical measure of microbial growth dynamics under optimal conditions. This parameter varies significantly across bacterial species and can be influenced by factors such as temperature, pH, and the availability of nutrients. For example, Escherichia coli can achieve a generation time of approximately 20 minutes, while Mycobacterium tuberculosis exhibits a much...
1.6K
Time Course of Drug Effect
2.8K
The progression of a drug's impact can be analyzed by examining both the concentration-time course and the effect-time course. The concentration-time course is determined by the drug's half-life and is influenced by factors such as its pharmacokinetics, including absorption, distribution, metabolism, and elimination. The effect of the drug is often related to its concentration in the plasma and is calculated using the maximum drug effect and the plasma concentration that generates 50...
2.8K
Timing and Consequences on Behavior
432
In operant conditioning, the timing of reinforcement is crucial. For animals like rats and cats, immediate reinforcement (within a few seconds) is much more effective than delayed reinforcement. For example, a food reward for a rat needs to follow within 30 seconds of pressing a bar to be effective.
Humans, however, can respond to delayed reinforcers. We often make decisions between immediate small rewards and delayed larger rewards. This ability to delay gratification is a significant...
Humans, however, can respond to delayed reinforcers. We often make decisions between immediate small rewards and delayed larger rewards. This ability to delay gratification is a significant...
432
Setting Time of Cement
728
The setting time of cement refers to the process of cement paste transitioning from a plastic state to a solid state. This process is crucial in construction as it dictates the timeframe for concrete placement, compaction, and finishing. The onset of this solidification is termed the initial set, indicating when the paste becomes unworkable. The final set is when the paste has solidified completely, and further handling or manipulation can no longer affect its shape. The cement strength is...
728


