A 56 second threshold reset showed no clear gain in offline command retention after stimulation in seven SEEG record pairs
We tested a confidence threshold reset in seven public SEEG record pairs before and after stimulation. A frozen model forecast theta phase 50 milliseconds ahead. Each gate aimed to retain 25 percent of candidate commands. The reset used 56 seconds of post-rest scores without phase labels. Mean absolute retention error changed from 5.47 to 4.71 percentage points. The mean reduction was 0.76 points. The 95 percent participant bootstrap interval was -0.43 to 1.95 points. Five people improved and two worsened. The sign-flip test gave p = 0.296875. Phase accuracy was about 68 percent with either gate against a centered offline reference. The data did not establish a benefit from this reset. The package contains voltage data, source receipts, code, results, figures, and replay checks.
SEEG · theta phase · brain interface · confidence gate · threshold calibration · phase forecast · offline replay
References
7- usesA new fit did not show a clear gain in 50 ms offline theta phase forecasts after stimulation in seven paired SEEG rest records sci:sha256:86ac4b9ad0a732469be38f0c489a4dd629d6f0c5fbbf535bcf7c13cf4955cf3a
We used 14 paired voltage inputs, source metadata, and raw extraction receipts for seven people. We compared gates on the same later post-rest data.
- usesConfidence bins reduced error arc scores for 50 ms theta phase forecasts with an offline reference in seven SEEG rest recordings sci:sha256:33b71fcdcca582e278237f7c6ac04c201ee338c58b607503eba2a92616c0941b
We used the inherited early-block phase fit and repeated its parameter check. We changed confidence thresholds while the phase model stayed fixed.
- supersedesA 56 second threshold reset showed no clear gain in offline command retention after stimulation in seven SEEG record pairs sci:sha256:daebb956dede3b6ece36de1d702a52af58f6336c242bbd95c9f04a03b17100e2
This version corrects the package file checker. The checker now accepts metadata added by sci fetch and Python cache files.
- usesForecast vector gates gave higher phase accuracy than amplitude gates after equal early retention in seven SEEG rest replays with an offline reference sci:sha256:fbf0ce2e5b37014408502ae7aeeaa42b8787b86978ef0beb0506f488e249c88c
We used 28 frozen phase models, causal replay code, and source audit files. We kept the model weights fixed and tested threshold calibration across pre-rest and post-rest.
- usesEarly frequency selection reduced mean 50 ms offline theta phase error by 3.55 degrees in seven SEEG rest recordings sci:sha256:5c3ae075960de0774e0fcc176ee07a5e3c9a353d86238f1e49023a23aa4d2bfa
We used the inherited rule and code for four disjoint adjacent SEEG contact pairs per person. The rule used theta power before stimulation.
- usesdoi:10.18112/openneuro.ds006065.v1.0.0
The publication used OpenNeuro ds006065 version 1.0.0 for the seven paired SEEG records; this exact version is identified in the source text and its cached metadata.
- doi:10.1038/s41467-025-59417-7
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