{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960012289},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810002772","481:4810002769","481:4810002669","481:4810002866","488:4880004599","496:4960012381","470:4700008975","496:4960010745","496:4960011973","481:4810002318","488:4880003372","466:4660008111","496:4960000485","470:4700005445","485:4850004391","488:4880004179","496:4960011720","470:4700006711","488:4880003237","488:4880005374","470:4700007310","488:4880005278","488:4880004688","496:4960003839","488:4880002852"],"twin_admin_codes":[481,481,481,481,488,496,470,496,496,481,488,466,496,470,485,488,496,470,488,488,470,488,488,496,488],"twin_sims":[0.4500460867957595,0.42551779088515024,0.4028281950528969,0.399501559732619,0.3979148491666257,0.396479860377408,0.3868162661850547,0.3853944038889508,0.3804341733571619,0.3794113251888901,0.3779073287403902,0.3735422917212868,0.3690417527298322,0.359576514893152,0.35945626065415814,0.3570425703673809,0.35546838726346786,0.3461578427639824,0.34372301475112177,0.342210466721556,0.3414268847063761,0.33985943210793246,0.3367343683379877,0.3344329946023812,0.331734934224182],"twin_dists":[0.16411585734869719,0.16977814920908987,0.17513757581470263,0.1759344069512222,0.1763155340889005,0.1766608167038144,0.17900129608731977,0.17934797178059592,0.18056217104048983,0.1808134955923689,0.1811836400721287,0.18226199362710446,0.1833803377167736,0.18575487023344245,0.18578524085555634,0.18639593110217517,0.18679536101694147,0.18917683974364968,0.18980516583213033,0.1901966821351313,0.19039987183955231,0.190807076173722,0.19162195079714064,0.19222466024268808,0.1929341370122974],"n_dims_used":45,"mean_confidence":0.9205407036675347},"coverage":{"mean_confidence":0.9205407036675347,"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}}