{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000841},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001847","497:4970001004","497:4970000258","497:4970001277","497:4970000776","497:4970001929","497:4970001441","497:4970001364","497:4970001342","497:4970000315","497:4970001261","497:4970000634","497:4970001845","497:4970000698","497:4970000694","497:4970001085","497:4970000633","497:4970000202","497:4970000754","497:4970000915","497:4970000760","497:4970000380","497:4970000693","497:4970000770","497:4970000212"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.5282797039535365,0.48072383099982285,0.448846065031267,0.44428620811905667,0.4385659263005202,0.32529698556152004,0.30839470275865155,0.2859856310365835,0.2573792353439809,0.24403842600343947,0.24090560908642136,0.23952286214473295,0.22323585381507793,0.20209694419240412,0.19300814047808404,0.17734293835696072,0.1758279441715082,0.15873931133539973,0.15727410197895744,0.14617313120156697,0.14362912412406217,0.1426415210021941,0.13416821474414836,0.13069335902920176,0.1293204016513874],"twin_dists":[0.14672131766691793,0.15719238051844417,0.16439004399530793,0.16543443711273406,0.16675045966752736,0.19463993621211884,0.199210260247738,0.2054985187998061,0.21397425092442793,0.21812957245152229,0.21912640306150888,0.21956905229577045,0.2249136977781272,0.23225449698049838,0.23557262406438895,0.24155746310363077,0.24215580363668768,0.2491757693642716,0.24980270528118728,0.2546973156353969,0.2558574094041641,0.2563118755255763,0.2603107841132902,0.2620055776268087,0.2626845772403869],"n_dims_used":45,"mean_confidence":0.8914499918619792},"coverage":{"mean_confidence":0.8914499918619792,"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}}