{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001061},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000525","489:4890001192","489:4890000777","489:4890001124","489:4890000480","489:4890000550","489:4890001187","489:4890000303","489:4890000504","489:4890000396","485:4850003065","489:4890000893","489:4890000708","489:4890000554","489:4890000227","496:4960003166","489:4890000596","496:4960003440","466:4660006935","466:4660005999","496:4960000998","466:4660005841","489:4890001306","489:4890000886","496:4960004273"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,485,489,489,489,489,496,489,496,466,466,496,466,489,489,496],"twin_sims":[0.524761684029765,0.47061290495984115,0.45341696966495926,0.381163929486809,0.372037155802223,0.3347418067335021,0.32608124811288847,0.32398338511033853,0.32161789436041777,0.2909497187753805,0.2896244913921034,0.28626630319495805,0.2827692595434669,0.2818515247075057,0.2721640983843134,0.2716972078979663,0.2614904359485845,0.25944767751245157,0.25408225580479427,0.2511687391419867,0.24240740343695152,0.23774568464399665,0.23526332094278982,0.2337869653368548,0.23293319108107585],"twin_dists":[0.1474874548406085,0.15945703531579572,0.16334711507714028,0.18038306163000892,0.1826352605189344,0.19214365466780922,0.19443114742347592,0.1949902737465998,0.19562315077715076,0.20408111907933288,0.20445808957070288,0.20541798722408178,0.20642478754225066,0.20669024652283294,0.20952503287573757,0.2096632066318251,0.21272137239682634,0.21334233614401535,0.21498815711805028,0.21589111444081374,0.21864750708971806,0.22014041497142464,0.22094317690612117,0.22142324024393573,0.2217017679519088],"n_dims_used":45,"mean_confidence":0.9178570217556423},"coverage":{"mean_confidence":0.9178570217556423,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}