{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":486,"cluster_id":4860000005},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["486:4860000089","486:4860000069","486:4860000025","486:4860000006","486:4860000087","486:4860000137","486:4860000130","486:4860000167","486:4860000160","486:4860000067","486:4860000090","486:4860000026","486:4860000162","486:4860000159","486:4860000014","486:4860000011","486:4860000091","486:4860000088","486:4860000109","474:4740002446","486:4860000131","486:4860000120","486:4860000037","486:4860000098","486:4860000003"],"twin_admin_codes":[486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,474,486,486,486,486,486],"twin_sims":[0.6641510652496208,0.6298145909688563,0.6148750513687823,0.552333666640472,0.5354161003096279,0.5320398820800997,0.5150828142339273,0.4552153467082059,0.42620897875631225,0.40446136251438675,0.37382194648136574,0.3109960912194675,0.30731957084797784,0.28806397965543007,0.23511844995649842,0.23174450925679854,0.226384572843552,0.21232268129683962,0.2024067450470781,0.18447891508538938,0.16213259860270526,0.15152233162103548,0.1513815434531768,0.14735676024160915,0.14507918812823759],"twin_dists":[0.1174981093698436,0.12488629713020412,0.1280876160372345,0.14150991433646132,0.14517052493002922,0.14590366333739596,0.14960138259734243,0.16293785087568155,0.16961682550591006,0.17474746833176213,0.18219272221626745,0.19849775781133824,0.1995057395005476,0.2049033101086059,0.22099019682025348,0.2220906720520467,0.22386082848040884,0.22864167087273754,0.2321432270516079,0.23878688788176541,0.24773984966165652,0.2523058706380741,0.2523680087732378,0.2541626589229813,0.25519431653099206],"n_dims_used":45,"mean_confidence":0.9171945359971788},"coverage":{"mean_confidence":0.9171945359971788,"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}}