{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006757},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007246","490:4900007003","490:4900007245","490:4900007496","490:4900007491","490:4900001678","490:4900004123","490:4900007122","490:4900006758","490:4900005767","490:4900007241","490:4900006880","490:4900006014","490:4900007741","490:4900001692","490:4900006028","490:4900007500","490:4900004682","490:4900001835","490:4900005626","490:4900004686","490:4900001553","490:4900006021","490:4900003856","490:4900006635"],"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":[0.6153462875941195,0.5176778808902366,0.49898257696016873,0.46646432788146824,0.42161076435368233,0.38598727584483256,0.37623292755695964,0.3740267962236176,0.3630798390475282,0.36164393563977265,0.34531995501538526,0.34469425977797213,0.33624607227908065,0.33360020416942016,0.3247120168305528,0.32470685338224337,0.32371212940156335,0.3184293139750118,0.30780844756451525,0.30421539612039017,0.2890032832209101,0.2837143251603976,0.2737512718748757,0.27266810193042074,0.27217371607756186],"twin_dists":[0.12798669142007082,0.14903368558431254,0.15314004104077897,0.16039091456740634,0.17069211221607403,0.17920334522786913,0.18159656605582725,0.18214199642971776,0.18487235488830606,0.18523354425972038,0.1893927979525213,0.18955424648067423,0.19174964424247018,0.19244331531590164,0.1947958502515706,0.19479722718004816,0.19506271602407202,0.1964803778694941,0.19937130752719734,0.2003622243137642,0.20463515078173852,0.20615196643615918,0.2090564051054717,0.20937603943125505,0.2095221881058982],"n_dims_used":45,"mean_confidence":0.9212926228841146},"coverage":{"mean_confidence":0.9212926228841146,"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}}