{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010126},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010027","490:4900008436","490:4900010308","490:4900010026","490:4900008657","490:4900011495","490:4900008545","490:4900008772","490:4900008771","490:4900011560","490:4900011496","490:4900008783","490:4900011821","490:4900011624","490:4900010311","490:4900008782","490:4900010124","490:4900011430","490:4900011822","490:4900011362","490:4900007786","490:4900008774","490:4900012022","490:4900007886","490:4900011755"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8849012333675133,0.7154083426689999,0.6724653207074007,0.6674725233227669,0.6492434291414241,0.5657519594682087,0.5591324633598038,0.35106959395962456,0.33933670000304883,0.3339276431207618,0.33365896767231584,0.3226896632592147,0.31625950500990563,0.30309933435776265,0.3027878803893845,0.2900920104325159,0.285381083143884,0.26546580575042567,0.25807634826901427,0.25646756691732703,0.2555809717901971,0.2345782185293438,0.21884236262946205,0.21606871323958426,0.20069908994044666],"twin_dists":[0.06422664123973931,0.10629126574872974,0.11569837725941971,0.11677977841894241,0.12071308554750963,0.13861928533628462,0.14004407206025152,0.18791638275098252,0.19094309921920408,0.1923573084932413,0.19242787680517992,0.1953360829420875,0.19706648037438798,0.2006713974859468,0.20075779492124718,0.2043249833006288,0.20567213950096325,0.21152158509180385,0.2137609243947535,0.21425378599182449,0.21452623660126047,0.2211657039707143,0.22639947813975608,0.22734778882401305,0.23275802250146732],"n_dims_used":44,"mean_confidence":0.883679823441939},"coverage":{"mean_confidence":0.883679823441939,"n_dims_used":44,"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}}