{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000500},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000546","489:4890000386","489:4890000272","489:4890000599","489:4890000580","489:4890000655","489:4890001374","489:4890000630","489:4890001523","489:4890000540","489:4890000800","489:4890001242","489:4890000654","489:4890000317","489:4890000421","489:4890001307","489:4890000379","489:4890000387","489:4890000947","489:4890000489","489:4890001067","489:4890001010","489:4890000545","489:4890001372","489:4890001068"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9280369830287647,0.7870314963075822,0.7188656469827692,0.6613002230812396,0.6503464096215104,0.6163887713471586,0.5925434532102026,0.5864782340817055,0.5814668844223024,0.5338686059302831,0.5326160274202416,0.5313952581881024,0.5264916066715367,0.5232407079354938,0.5037549971585887,0.48053498894664126,0.479441294064929,0.4701269579104452,0.464806459942763,0.4638417512554006,0.461107494269214,0.45226966075200675,0.4502336366390434,0.44979818663353466,0.4476134300054915],"twin_dists":[0.050193992460089425,0.08988346901180955,0.10552344846481816,0.11811402341135943,0.1204756683065097,0.12776341443588796,0.13287005159282522,0.13416980251676505,0.13524434162570909,0.1455064427868169,0.14577848745633545,0.14604375055035337,0.14711057965336932,0.1478190400146598,0.1520879872689962,0.157234535252079,0.15747878179601127,0.15956628110315219,0.16076490999460066,0.16098274988299976,0.1616010336513409,0.16360852465364426,0.1640730298159994,0.16417247628406564,0.16467196928767774],"n_dims_used":45,"mean_confidence":0.9162358601888021},"coverage":{"mean_confidence":0.9162358601888021,"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}}