{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970003020},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002976","497:4970003021","497:4970003287","497:4970003355","497:4970002863","497:4970002871","497:4970002975","497:4970002922","497:4970002974","497:4970002968","497:4970003286","497:4970003246","497:4970003247","665:6650001005","665:6650000908","497:4970003354","497:4970002576","665:6650000957","665:6650000859","497:4970002977","497:4970003288","497:4970002969","497:4970002919","497:4970002921","497:4970003357"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,665,665,497,497,665,665,497,497,497,497,497,497],"twin_sims":[0.5009894791745226,0.4085560844587243,0.3830779889716609,0.37912359546216196,0.3315274726254031,0.33085193503874255,0.32420674697079677,0.2864671101107986,0.28440433412409316,0.255454448919911,0.22250919843960684,0.1943461180806517,0.18721730937461634,0.17917610646861978,0.16872851784463658,0.16346069270980304,0.13083022010636455,0.12987003089387192,0.12985930397394432,0.1252825664144023,0.12056351636929805,0.1184995528384141,0.10873967182689843,0.10245599106559779,0.09127900721472802],"twin_dists":[0.15269729354365721,0.1737724600827341,0.17991406213822578,0.1808842528598939,0.19298882090478903,0.1931670127928773,0.19493064745960606,0.20536039998450964,0.20595312101252564,0.21456516584012023,0.22515807923388587,0.23507745696429602,0.23774377208218123,0.2408382996882501,0.2450098129297351,0.2471837849946695,0.26193818814008174,0.2624121064675905,0.26241741584334927,0.2647136171600089,0.2671489196942559,0.26823695026449634,0.2735884658416475,0.2772339348244786,0.28417502068426975],"n_dims_used":44,"mean_confidence":0.89867825941606},"coverage":{"mean_confidence":0.89867825941606,"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}}