The phrase "are less cost" is not correct in English.
You might be trying to express a comparison regarding expenses or prices, but the phrase needs to be restructured for clarity.
Example: "These options are less costly than the alternatives."
Alternatives: "are cheaper" or "cost less."
Wrapper methods can give high classification accuracy than filter method for particular classifiers but they are less cost effective.
Most of the literature concludes that private for-profit and private non-profit hospitals are less cost efficient than publicly owned hospitals [52 54].
Although cellular systems cannot replace in vivo studies, they show less variability, guarantee the expression and signaling of the target protein and are less cost and time consuming.
In general, downstream interventions reach fewer members of the target population and are less cost effective per capita than interventions targeting midstream or upstream factors [ 27].
Reactive vaccination strategies exist which are as effective at mortality reduction as pre-emptive strategies, though they are less cost effective.
As a consequence, these groups are less cost homogeneous but clustering them in the same group gives individual hospitals an incentive to treat patients in an outpatient setting instead of in day care.
Investing in lounges is smart, he said, because they attract travelers who are less cost-conscious.
The Time Life unit had stopped selling books, but ZelnickMedia wants to revive the book business by marketing products that are less cost-intensive.
Most environmental measures are less cost-effective than interventions aimed at improving safety (such as installing air-bags in cars) and those involving medical screening and vaccination.
The main conclusions are: fossil based fuels are less cost-effective than renewable energies; energy is of little concern for the majority of the industry, and renewable energies are of potential use in RAS.
So NICE is approving things that are less cost-effective than lots of boilerplate treatments.
