{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004551},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004552","489:4890004550","489:4890004354","489:4890004593","489:4890004639","489:4890004359","489:4890004595","489:4890004594","489:4890004549","489:4890004974","489:4890004460","489:4890004517","489:4890004677","489:4890004940","489:4890004454","489:4890004592","489:4890004347","489:4890004778","489:4890005243","472:4720006289","489:4890004596","489:4890004349","489:4890005242","489:4890004308","489:4890004257"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,472,489,489,489,489,489],"twin_sims":[0.8879956014935994,0.7990990269344286,0.708373963867292,0.7057841655874922,0.6500426408694381,0.6395037123601016,0.626645215106184,0.6083402990048267,0.5996609972348181,0.5778830100455987,0.5603663014557182,0.5595107135728736,0.5541599902704322,0.5531881451973085,0.5392538701877231,0.5250144016910617,0.5178110389259685,0.5173724157968874,0.5171257465107061,0.5168698055249109,0.5167074175169084,0.514295514948771,0.5121337853083194,0.509730482076007,0.49115234216207043],"twin_dists":[0.06330325235700604,0.08698108585556938,0.10784793803457211,0.10841926597983274,0.12054106116104323,0.12280700403151208,0.12556582774855132,0.12948699382648435,0.13134552907816616,0.13601323380359537,0.13977833022170968,0.13996259658004756,0.14111588815571247,0.1413255368971567,0.14433827920957581,0.1474323813470407,0.14900457455306065,0.14910047322355824,0.14915441254499617,0.14921038589203808,0.1492459030311894,0.14977375069167068,0.15024736938379357,0.15077450915077867,0.15487236430270723],"n_dims_used":45,"mean_confidence":0.9203377617730035},"coverage":{"mean_confidence":0.9203377617730035,"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}}