{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002375},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002374","491:4910002113","490:4900003106","490:4900004477","490:4900003642","490:4900003110","490:4900004337","490:4900004196","491:4910001458","490:4900004333","490:4900002965","490:4900003925","490:4900003643","490:4900003111","490:4900003109","490:4900003638","490:4900004192","490:4900003631","491:4910001507","491:4910001855","490:4900005287","490:4900005166","490:4900005683","491:4910001389","491:4910001396"],"twin_admin_codes":[490,491,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,491,491,490,490,490,491,491],"twin_sims":[0.6952979914733521,0.6125777498724775,0.5891599458591843,0.5733355484706578,0.5695930528849255,0.4858000694625835,0.42068655536533767,0.3617477439743444,0.34732347077023557,0.3288521627574783,0.3154448672313883,0.3139400771642134,0.30845890436574597,0.3067611374664301,0.30384205847193596,0.29590666579703956,0.26724312173897774,0.26645997802485516,0.2592371531389478,0.25821423507727964,0.2537464552473525,0.25143106697576945,0.24698612981429116,0.24532213159944982,0.2320302839175564],"twin_dists":[0.11072358155078404,0.1285796000435099,0.1335950335502311,0.1369894685304095,0.13779347890736462,0.1560611656668149,0.1709088295093059,0.18520740776095349,0.18887686837759868,0.19369568140255342,0.19728711454973416,0.1976955186337412,0.19919263444153476,0.1996594491249438,0.20046557350347727,0.2026800454021894,0.21098880673669484,0.2112232938933258,0.21340650646212742,0.21371877214911622,0.21509189147345803,0.21580954132128907,0.21719915852712998,0.21772349858433743,0.22199705487415575],"n_dims_used":44,"mean_confidence":0.8975401791659269},"coverage":{"mean_confidence":0.8975401791659269,"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}}