{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001347},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["467:4670000679","472:4720007839","478:4780003303","478:4780003700","499:4990004052","500:5000001856","468:4680001018","468:4680000380","478:4780005920","499:4990001753","485:4850000810","467:4670001508","467:4670003763","493:4930003056","499:4990000770","478:4780006498","467:4670002325","500:5000005512","481:4810002279","481:4810002809","473:4730002640","485:4850002931","498:4980004730","466:4660005463","484:4840003763"],"twin_admin_codes":[467,472,478,478,499,500,468,468,478,499,485,467,467,493,499,478,467,500,481,481,473,485,498,466,484],"twin_sims":[0.04414435478226419,0.01688040836660533,0.006840234925127429,0.006532196269456259,0.006325960512787643,0.006293293471129791,0.00620359941719589,0.006004376873929374,0.005197967892269572,0.0050672621641473,0.004658640626183561,0.003911510849575762,0.003617233917716786,0.003572375298252828,0.0028651859540243093,0.00285755698869048,0.0027745419124241425,0.002771734355929859,0.00275941213779876,0.0027444024462340336,0.0026576992944673337,0.0025541753581373727,0.0024470592770116924,0.0023905824885070096,0.002362334906387498],"twin_dists":[0.3244414541311826,0.37106855206520023,0.41007993078897087,0.41197088364265133,0.4132823071529374,0.4134935572847635,0.41407871214599484,0.4154062060923816,0.4212215272183746,0.42224009928097916,0.42558550053399435,0.4324579225589605,0.43549786279090424,0.43598091839016606,0.4444335327282509,0.4445347100309259,0.4456519456076012,0.4456902624977313,0.4458588544576175,0.44606514954284493,0.44727741875570454,0.4487732378115144,0.45038061403792967,0.45125425503169686,0.4516983428483418],"n_dims_used":45,"mean_confidence":0.9193025377061632},"coverage":{"mean_confidence":0.9193025377061632,"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}}