During the 1970s and 1980s, many case reports showed successful surgical treatment rates, but these were based on subjective assessment by surgeons.

The bit rate reductions were determined based on subjective assessment using mean opinion score values.

Tasks requiring subjective assessment or synthesis of complex sensory data, such as scents and sounds, as well as high-level tasks such as strategic planning, currently require human expertise.

Because the decision often depends on a subjective assessment by the referee, and especially if the score might be critical, such calls can be hotly contested.

However, rising prices also play into consumers' subjective assessments of their own general wealth, which could be described as sentiment.