{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004213},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004005","491:4910004214","491:4910004260","491:4910004164","491:4910004201","491:4910004252","491:4910004578","491:4910004114","491:4910004712","491:4910003647","491:4910004300","491:4910003635","491:4910004574","491:4910004264","491:4910004152","491:4910004110","491:4910004007","491:4910004417","491:4910004003","491:4910004115","491:4910004251","491:4910004258","491:4910004413","491:4910004008","491:4910004502"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.3330428529714671,0.3148518157327574,0.24576269533678072,0.24244126828823837,0.23610365560036112,0.22160259557797313,0.18874667221015798,0.1527482297151407,0.14467352978224218,0.13934260059416995,0.1297623430116055,0.12719897443727715,0.12405894355280393,0.12165261952437846,0.11869283002079838,0.10821824207110148,0.09968772861393503,0.09874306688140383,0.09330932200195906,0.09272221859214576,0.08829295601228514,0.07953538008421221,0.06947279683434236,0.06749557919780941,0.06235763908742928],"twin_dists":[0.1925898178914837,0.19744793804782063,0.21758445100474108,0.21863673036413794,0.22067080742185363,0.22546372674381032,0.23716585784301933,0.2517665941409976,0.2553793211098502,0.25784711894329987,0.2624654224873823,0.26374452790915986,0.2653382801475563,0.26658051795482435,0.268134450701459,0.27388465286995867,0.2788954564418247,0.2794707097425555,0.28286623154559604,0.28324236104736566,0.28614240766978266,0.29223510435990635,0.2999409046182563,0.3015602353855942,0.30595678870675186],"n_dims_used":45,"mean_confidence":0.8984198676215278},"coverage":{"mean_confidence":0.8984198676215278,"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}}