"in a slightly different format" is correct and usable in written English.
You can use it when you are referring to making something, such as a document or an idea, in a different way. For example, "I rewrote the report in a slightly different format."
Everyone has their own copy of the data in a slightly different format, versus an enterprise approach to extract it into one repository and then reuse that content across many different knowledge-worker communities.
Or if you are adept at pushing it so far undercover, it is guaranteed to pop up somewhere else in a slightly different format.
Update: An earlier version of this post omitted the chart for 1996 and included charts for 2000 and 2004 in a slightly different format.
The crack epidemic not only devastated communities on a molecular level, where friends and family members were the casualties, but on a larger societal plane, wherein hundreds of thousands if not millions of people of color were imprisoned for possession and use of a drug that white communities were simultaneously rampantly abusing in a slightly different format, with little consequence.
Since both PCA and ICA maintain the same amount of variance in the original data, the extracted factors are representing the same information in a slightly different format.
Here is the same method but in a slightly different format.
Only it wasn't, unless you call splicing together loads of clips from previous series into a slightly different format with another name, a new production.
For example, as is shown in Figure 2 (which is a slightly different format of Exhibit 1.7 in Kaiser's full report), 21 percent of the companies in the Kaiser survey paid premiums in excess of $19,387 for families and in excess of $7,062 for singles in 2013 — a hefty amount.
