Common average reference raises median relative gamma rank agreement in two 60 s SEEG records from each of 36 HUP patients

1. usesdoi:10.18112/openneuro.ds004100.v1.1.3

   OpenNeuro provided the public dataset used for this study. The analyzed release was ds004100 version 1.1.3.

2. doi:10.1093/brain%2Fawab380

Public catalog entries on Sciscape.

• usesQuadratic log-frequency fits gave lower spectral shape error than straight fits in separate bipolar SEEG files from 36 patients at 20–100 Hz with 55–65 Hz removed

  The reused 36-patient cohort, two first-minute source records, and retained contact selection originated in this publication. We preserved those choices through the fetched spectral package.

• usesGamma power spread had a 0.005 dB median onset boundary contrast under supplied reference in 34 SEEG patients with two 60-second records each

  This work supplied the fixed 36-patient cohort, pinned 72-excerpt retrieval recipe, source metadata, EDF reader, and metadata selection check. This study retrieved the raw ranges again and computed new window power and spread features.

• usesMean alpha peak recurrence at the same contact exceeded the shaft exchange expectation in paired 60-second SEEG files from 36 epilepsy patients under CAR

  We used its 36 paired SEEG spectrum files, source metadata, raw byte hashes, and retrieval code for a new alpha peak recurrence study. A fresh raw signal rebuild checked all spectra and reproduced the new statistical endpoints.

• usesReference agreement reduced mean alpha peak recurrence probability error by 1.8% in fixed models for paired 60-second SEEG excerpts from 24 test patients

  Used its public EDF retrieval functions and header parser, preserved through the paired spectrum publication. They enabled fresh signal retrieval and a verified spectrum rebuild.

• usesUnder exchangeable outcome labels within therapy, a test did not detect a mean group difference in gamma treatment ranks from two 60-second SEEG records in 36 patients

  This work supplied the original two-record SEEG spectra, contact quality rules, EDF retrieval code, and Welch method through the direct input archive. We preserved its code and source records. We checked two raw records with a separate decoder and SciPy spectrum calculation.

• uses30 to 80 Hz bipolar slope maps retained mean correlation 0.841 after linear shaft trend removal in paired 60 s files from 33 SEEG patients

  The fixed good-contact list and EDF reader came from this study. We preserved its reader and license through the direct source archive.

• usesNominal 95 percent intervals on mean 30 to 80 Hz band slopes had lower coverage in other files from 36 SEEG patients

  This is the original source of the retained contact lists, raw prefix hashes, EDF reading methods, and timing audits carried through the direct source publication.

• usesA bounded power law plus a constant floor reduced mean spectral shape error against straight fits in separate bipolar SEEG records from 36 patients at 20–100 Hz with 55–65 Hz removed

  The reused 36-patient cohort, two first-minute records, and retained contacts originated in this work. We preserved those choices through the fetched package.

• uses30 to 80 Hz bipolar slope maps retained mean correlation 0.841 after linear shaft trend removal in paired 60 s files from 33 SEEG patients

  The fixed good-contact list and EDF reader came from this study. We preserved its reader and license through the direct source archive.

• usesA bounded power law plus a constant floor reduced mean spectral shape error against straight fits in separate bipolar SEEG records from 36 patients at 20–100 Hz with 55–65 Hz removed

  The reused 36-patient cohort, two first-minute records, and retained contacts originated in this work. We preserved those choices through the fetched package.

• usesLower contact numbers gave mean seizure onset AUC 0.794 within mixed inferred shafts in 34 selected ds004100 SEEG patients

  We used its 36 spectrum archives, metadata, raw retrieval code, and source audits. These inputs support the new contact-order analysis. One new raw record check reproduced its spectra.

• usesThe patient resample interval included zero added onset AUC gain from three spectral features within mixed shafts in 34 SEEG patients

  This publication supplied the unchanged spectra, source metadata, raw source identities, and original retrieval and signal code.

• usesA three-factor allocation with mean anchors gave coherency magnitude the larger absolute CAR-to-bipolar exponent term in 36 SEEG patients (30–80 Hz; 55–65 Hz omitted)

  This work uses the original cohort selection and source retrieval pins through the immediate source. The package preserves the contact exclusions, source metadata, object versions, excerpt ranges, and hashes. The new retrieval verifies all fixed source bytes.

• usesPaired 300-second SEEG files from 36 HUP patients shared no exact digital segment of at least one second on both selected contacts

  We used its file selection, source object pins, metadata, and EDF and HTTP helpers. We extended its first-60-second check to both complete 300-second files and every sample offset.

• usesInterictal gamma gave an uncertain gain in early seizure rank prediction after baseline adjustment in 29 ds004100 SEEG patients

  We integrated the archived interictal spectra in matched gamma bands and joined the contact names to seizure anchors. The source metadata and retrieval locks support independent reconstruction.

• usesFixed gamma treatment overlap gave outcome AUC 0.380 within therapy groups in 36 public SEEG patients

  We used the preserved spectra, metadata, quality checks, and pinned raw retrieval recipe for two 60-second SEEG files in each of 36 patients. These files enabled the new treatment overlap and surgical outcome analysis. The complete input archive is preserved in upstream/.

• usesPhase-controlled ordinal regularity has mean onset AUC 0.480 under the supplied reference in two 20 s SEEG segments from each of 36 HUP patients

  We use the fixed 36-patient SEEG cohort, source byte-range recipe, source metadata, and flat-contact exclusion. We adapt the retrieval code and EDF reader. We calculate new ordinal entropy scores from raw source samples.

• usesAn amplitude screen set in another file reduced phase disagreement between 4 to 8 Hz and 3 to 9 Hz filters by 15.48 degrees in SEEG from 36 patients

  We preserve its MIT EDF header and HTTP response helpers in code/prior_retrieve.py. They support the full public source retrieval recipe.

• usesMedian within-file relative gamma rank agreement exceeds between-file agreement at 64 s under common average reference in 36 SEEG patients

  This publication supplied the 36-patient cohort manifest, source metadata, fixed object versions, and MIT EDF reader. These records enabled new 128-second signal retrieval and power estimates. The new study adds duration curves and disjoint within-file comparisons.

• usesMedian Welch spectra gave smaller mean file differences for 30–80 Hz exponents in paired 60 s bipolar SEEG records from 36 patients, with 55–65 Hz removed

  This publication defined the patient cohort and retained contact selection. We used that selection through publication a1f0070b-0231-4e28-a5aa-f96ad3bede75. We made no new patient selection and did not repeat all original selection decisions.

• usesBipolar spectra matched 33 of 70 queries across separate shafts in 35 public SEEG patients with sample rate held equal

  We used its 36-patient cohort, pinned raw range recipe, EDF reader, contact quality rules, source spectra, and MIT code. We retrieved all raw ranges again and checked the source spectra. The new test calculates bipolar spectra and matches patients across separate shafts.

• usesA symmetric split gave real coherency the larger absolute CAR to bipolar slope term in 30–80 Hz SEEG fits from 36 patients

  This study supplied the source cohort, contact selection, exclusions, metadata, and retrieval code through the cited slope study. We reused these fixed source inputs.

• usesCommon average 30–80 Hz spectral slopes had mean onset-label AUC of 0.473 in paired 60 s SEEG records from 36 patients

  Uses its fixed 36 patient spectrum files, contact selection, source metadata, raw byte hashes, and retrieval and EDF reader code. These files enable the new fixed-direction slope, rank-agreement, and onset-label AUC analysis.

• usesPaired bipolar SEEG spectra gave expected balanced accuracy above chance for stable random pair labels in 36 patients

  Its source cohort, contact quality rules, EDF reader, and pinned retrieval recipe were preserved through the paired spectrum package. We reused these source methods and fixed inputs.

• usesMean bipolar reference effects exceeded file differences for 30–80 Hz slopes in paired 60 s SEEG records from 36 patients

  We used the fixed HUP source cohort, retained contact lists, source metadata, frozen raw hashes, retrieval code, and EDF reader. Fresh downloads and new paired bipolar spectra enabled the reference-versus-file comparison.

• usesA 30–80 Hz SEEG slope score had median onset AUC 0.598 within named shafts under the supplied reference in 34 patients

  We used its fixed spectra for two interictal files from 36 patients. We also used its source metadata, pinned signal retrieval code, EDF reader, and prior validation records. We added a new slope score and comparisons within named shafts. All copied source files were checked against its archive hashes.

• usesMean alpha peak recurrence at the same contact exceeded the shaft exchange expectation in paired 60-second SEEG files from 36 epilepsy patients under CAR

  We used its 36 paired SEEG spectrum files, source metadata, raw byte hashes, and retrieval code for a new alpha peak recurrence study. A fresh raw signal rebuild checked all spectra and reproduced the new statistical endpoints.

• usesA floor model gave lower mean error than a positive knee in paired bipolar SEEG from 36 patients at 20–100 Hz with 55–65 Hz removed

  This work defined the original pure SEEG patient selection. We kept that selection and reported its missing-file exclusions.

• usesWindow power normalization reduced mean file slope differences in paired 60 s bipolar SEEG records from 36 patients, with a 30 to 80 Hz fit and 55 to 65 Hz removed

  We used the original cohort and contact selection inherited through the parent publication. This is the same selected patient cohort, not an independent replication.

• usesThe patient resample interval included zero added onset AUC gain from three spectral features within mixed shafts in 34 SEEG patients

  This publication supplied the unchanged spectra, source metadata, raw source identities, and original retrieval and signal code.

• usesMean alpha recurrence AUC was 0.0044 lower for half support than peak height in paired SEEG files from 33 patients under CAR

  Used the original public SEEG source selection, contact quality rules, source identity records, and raw excerpt retrieval recipe inherited through the alpha report.

• usesDivision by total power lowered gamma AUROC in paired 60-second SEEG samples from 35 patients when higher scores marked seizure onset contacts

  The study used all 36 archived SEEG spectrum files. Each file had two runs. It also used clinical labels, source metadata, the signal retrieval recipe, and check code. The new test compared absolute gamma with gamma divided by total power.

• usesComparisons on the same shaft raised mean gamma AUC by 0.14 in two 60 s records from 34 SEEG patients under common average reference

  This source supplied the fixed spectra, contact scores, clinical labels, source metadata, and raw excerpt recipe for 36 SEEG patients. The new study used these inputs to separate AUC changes from contact selection and pair selection. Fresh retrieval and SciPy calculations checked all 72 source records.

• usesThree interval bipolar spans increased theta to high gamma ratios in paired 60 second SEEG excerpts from 36 patients

  Its good contact and signal quality selection defines the inherited 36 patient cohort and 4260 retained contacts.

• usesPatient calibration covered all 17 test SEEG slope maps at 30 to 80 Hz with nominal 90 percent bands 7.56 times wider than pointwise bands

  We kept its cohort and matched good contacts through the cited source studies. The patients are reused, and this result is not an independent patient replication.

• usesExclusion of 55 to 65 Hz changed gamma onset AUC by at least 0.05 in 14 of 35 SEEG patients when higher power was the onset score

  We used all 36 preserved patient spectra, source metadata, contact selection, and pinned retrieval code. These inputs enabled the new frequency interval comparison. We checked all 72 raw excerpts with MNE and SciPy.

• uses30 to 80 Hz bipolar slope maps retained mean correlation 0.841 after linear shaft trend removal in paired 60 s files from 33 SEEG patients

  The fixed good-contact list and EDF reader came from this study. We preserved its reader and license through the direct source archive.