{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005408},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005326","480:4800002559","480:4800005157","480:4800005328","492:4920001289","492:4920000954","480:4800005067","492:4920001002","492:4920000537","492:4920000903","480:4800005329","492:4920000910","492:4920000652","492:4920000485","492:4920000436","492:4920001012","492:4920001243","492:4920000584","480:4800005498","492:4920000394","480:4800005729","480:4800005487","492:4920001201","492:4920000589","492:4920000637"],"twin_admin_codes":[480,480,480,480,492,492,480,492,492,492,480,492,492,492,492,492,492,492,480,492,480,480,492,492,492],"twin_sims":[0.36772022762249723,0.32300582246918474,0.3217862481859505,0.3052522282653483,0.30464035627580754,0.28903018822109805,0.2743995958504142,0.2497154467660764,0.2473035347109639,0.23361779732385143,0.22870381519633506,0.22138216980330497,0.20919512793341472,0.20394619830877428,0.20156571012873428,0.1992288911436028,0.19373048736710174,0.1920004063481393,0.1803677582563579,0.1783905404656626,0.17392653455487836,0.16838892886857235,0.16583595575658489,0.16398169031874082,0.15826254555540914],"twin_dists":[0.18371001072819568,0.19525150300264357,0.19557802271537425,0.2000755882474752,0.20024467417960531,0.20462747742115,0.20886546165448164,0.2163440167288904,0.2170993996737951,0.22147837501216702,0.2230915198598705,0.22553816615681105,0.2297338228160047,0.23159203526329594,0.2324455713966781,0.2332902202555117,0.23530499800974383,0.23594715212347978,0.24037360211966205,0.24114583947831894,0.24291197797351802,0.24514847058072567,0.24619737592917118,0.24696653998823448,0.249379303914171],"n_dims_used":43,"mean_confidence":0.9101377975109012},"coverage":{"mean_confidence":0.9101377975109012,"n_dims_used":43,"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}}