The phrase "a tedious effort to" is correct and usable in written English.
It can be used to describe a task or activity that requires a lot of effort and is monotonous or boring.
Example: "Completing the lengthy report was a tedious effort to gather all the necessary data and present it clearly."
Alternatives: "a laborious task to" or "a tiresome endeavor to".
The case was immediately classified as an "emergency welfare inquiry" and the Red Cross investigators launched an arduous and tedious effort to determine what happened to Arnold Shelton — for better or worse.
"The other thing that Tom, Bill and I learned is to pay attention to detail and to give tedious effort to those details.
Deputy Mayor Robert C. Lieber tried to put the best face on what is becoming a tedious effort, while seeming to scold both sides.
The management of the MRO operations is currently a manual and time-consuming effort and makes the creation of Product Service Systems (PSS) a tedious effort.
The design and deployment of the majority of Management and Control Systems (MCS) for ITS involves a tedious, effort- and time-consuming manual tuning and calibration procedure not only during the initial design and deployment of the ITS but, in most cases, during its whole lifetime.
Without such an infrastructure, it is quite likely that highly valuable knowledge extracted by researchers, who browse the databases for valuable annotations and spend tedious efforts to support their findings with possibly published evidences, is recorded only in researchers' personal notes and is not integrated into the database-publication cycle to assist other researchers.
However, one challenge of using the DEA is the tedious effort required to fine-tune parameter values due to a lack of theoretical understanding of what governs its searching behavior.
The proofs also show that the algorithm NEWTSDS saves us a lot of effort to avoid tedious calculation, so that we can concentrate on the mainline of the process.
They and efforts such as Yale Summer High School are examples of the painful, tedious, and complex task of creating a viable educational setting many of which also made a conscious effort to seamlessly blend thought, feeling, and action together.
