The phrase "again trained" is correct and usable in written English.
It can be used when referring to the process of training someone or something once more after a previous training session.
Example: "After a few months of practice, the dog was again trained to follow commands."
Alternatives: "retrained" or "trained once more".
The renewed volatility in the markets has again trained a spotlight on the Chicago Board Options Exchange Volatility Index.
To extract modules of co-regulated ncRNAs in the RNA-seq data set, we again trained a SOM.
Instead, despite having dictated all the shots in recent fiscal policy, they again trained their sights on the ailing Celtic tiger.
Simpson again trained with Percy in the build-up to the London 2012 Olympics and they gained a silver medal in the Star class at Weymouth after going head-to-head with their old rivals, Sweden.
And two years ago, when the Rana Plaza complex collapsed, the spotlight again trained on global retailers – including those, like Gap, that didn't have any contracts with factories there – and their supply chains.
To this end, we again trained the LDA classifier to discriminate between object 1 and object 2 based on all AM encoding trials, but did so in a time-resolved manner and then applied the training parameters to the AM+ retrieval data (where objects were retrieved but not shown), again in a time-resolved manner.
"I wish I could do it all again, training like I do now.
We're going to find the answer when schools once again train citizens.
So Nyad started swimming again, training for Cuba, hoping to master the crossing that eluded her in her prime.
President Trump is again training his fire on the late senator John McCain, nearly seven months after the Arizona Republican's death from brain cancer.
Again, training with the Cross-Entropy error, as higher the number of hidden neurons, better the obtained approximation to the CGLR detector taken as reference.
