{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730007528},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001649","473:4730004918","479:4790001495","489:4890004515","472:4720001308","466:4660008234","488:4880002437","488:4880005945","484:4840008581","484:4840001401","490:4900002209","488:4880002492","476:4760000711","496:4960010981","484:4840006727","477:4770002744","473:4730005504","470:4700000058","494:4940002357","481:4810005227","484:4840001656","472:4720003821","487:4870001142","496:4960010419","479:4790001418"],"twin_admin_codes":[479,473,479,489,472,466,488,488,484,484,490,488,476,496,484,477,473,470,494,481,484,472,487,496,479],"twin_sims":[0.05436271840279134,0.02146619734875009,0.01834380667163506,0.00969280232107523,0.009621531026538536,0.008587636541042746,0.008067743689616436,0.007100794290691995,0.0067091887328400565,0.0035788935312738314,0.003302131932102244,0.002154094462725419,0.0018430022644804966,0.0017083783020285172,0.0012740519377451949,0.0009839463661954003,0.0008114872544966275,0.000574537695665578,0.000444924032861261,0.0004422436125514191,0.00037056308880786907,0.0003058303071168274,0.00016413798616257886,0.0001549230348002089,0.00008203858818980814],"twin_dists":[0.31342977251851223,0.3599785215209135,0.3672699531343965,0.3954831339354072,0.39579777390556153,0.4006130810064078,0.4032338860302205,0.40853933697778216,0.41087481814787497,0.4359103854097601,0.4390136895250282,0.45513123296520586,0.4608754746683199,0.4636432147146734,0.4741949619064595,0.48329852063769335,0.4899777960612204,0.5017239830578162,0.5102466637494376,0.5104463789200228,0.516256783420064,0.5224920245752862,0.5422101381616238,0.5440045911721423,0.5633715394520874],"n_dims_used":45,"mean_confidence":0.8999314202202691},"coverage":{"mean_confidence":0.8999314202202691,"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}}