{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001898},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001002","500:5000002134","500:5000003604","500:5000001073","500:5000002251","499:4990000469","500:5000003428","485:4850007795","485:4850007913","500:5000005376","500:5000003953","485:4850007856","500:5000001171","499:4990001421","500:5000004304","485:4850000146","500:5000001557","500:5000005214","485:4850000494","499:4990002110","500:5000001014","477:4770003973","477:4770000838","500:5000005014","477:4770000780"],"twin_admin_codes":[500,500,500,500,500,499,500,485,485,500,500,485,500,499,500,485,500,500,485,499,500,477,477,500,477],"twin_sims":[0.7277246288406305,0.5674119540364944,0.554256411749245,0.5536000310026011,0.522596443910612,0.5181516367196819,0.49351859716833263,0.4902381823462177,0.4710449934667539,0.4475943259411466,0.4420086467590535,0.4395537078905135,0.4311736930321393,0.4094921241218792,0.39891883137074147,0.36885576287363625,0.36446766875417547,0.36371488889248205,0.3619519726446837,0.35829074403810407,0.3560638183367685,0.3496809182082947,0.3485687679315167,0.34251360030557476,0.338251995671673],"twin_dists":[0.10354712294955692,0.1382623185383084,0.14109509096744055,0.1412366769739998,0.14795956087632708,0.14893012118660354,0.1543480269230887,0.1550751325477127,0.15935992936330498,0.16467634102621492,0.16595762586043772,0.1665227325624976,0.1684612052510938,0.17355018533468997,0.17607429766745764,0.18342669983219567,0.18452394498469982,0.184712844390894,0.1851559989058325,0.18607986593781403,0.1866441705430041,0.1882718016600358,0.18855698011358685,0.19011814357814225,0.19122571605581223],"n_dims_used":45,"mean_confidence":0.9234824286566841},"coverage":{"mean_confidence":0.9234824286566841,"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}}