"classification techniques" is correct and can be used in written English.
For example, "I learned about different classification techniques while studying machine learning."
Pattern classification techniques are indispensable in cheminformatics.
This method employs classification techniques to discriminate between defect examples.
In this section, we review the most relevant classification techniques.
We applied data mining classification techniques on noninvasive clinical data.
A fair and unbiased comparison between classification techniques is crucial.
Section 2 briefly describes feature selection and several classification techniques.
Figure 7 TPRs & FPRs with different classification techniques.
Together, the four tech leaders say they will collaborate on engineering solutions to the problem, sharing content classification techniques and effective reporting methods for users.
Improving the Estimated Area of Rice Cultivation by Classification Techniques [8].
Table 3 AD measures derived from class probability estimates for all classification techniques.
As described above, most classification techniques are sensitive to the initial starting configuration.
