{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009364},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008500","490:4900009672","490:4900010172","490:4900009467","490:4900010075","490:4900009274","490:4900008610","490:4900009169","490:4900011931","490:4900009168","490:4900009054","490:4900008388","490:4900011800","490:4900011125","490:4900012006","490:4900008499","490:4900010605","490:4900010785","490:4900008493","490:4900009569","490:4900007716","490:4900012142","490:4900009984","490:4900011605","490:4900009477"],"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":[0.5114610331026128,0.471162748533472,0.47114690568109996,0.4544361929262815,0.3744880669772322,0.33600250522871195,0.27523525123429254,0.24806006856970697,0.22463491265586552,0.22452906487445168,0.22452286634006316,0.22035692271535237,0.18381257861024886,0.16540085961639445,0.16526801669296645,0.16505608360450633,0.15056565909359945,0.14565429060472931,0.14042442238868716,0.13852470603800798,0.13781460437398396,0.1372587239062144,0.13648585368129662,0.1334659712281962,0.11998197036350887],"twin_dists":[0.15039486693307672,0.15933347072127368,0.15933703035698532,0.16311509334327673,0.18202782451697375,0.19181337654619499,0.20861975332763025,0.21686195565166974,0.22444466895942297,0.22448008589471538,0.22448216028422707,0.22588505256230026,0.23904235636547513,0.24637729718991977,0.24643229857878138,0.24652011207219945,0.2527289459258578,0.2549326909980112,0.25734070755828303,0.25823193445654863,0.2585674128417223,0.2588309344119929,0.2591986527794983,0.2606506043945409,0.267454035031847],"n_dims_used":45,"mean_confidence":0.9194310506184896},"coverage":{"mean_confidence":0.9194310506184896,"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}}