{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003009},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003044","480:4800002926","480:4800003007","480:4800002793","480:4800002589","480:4800003126","480:4800003522","480:4800003085","480:4800003590","480:4800002780","480:4800003174","480:4800002880","480:4800003010","480:4800003224","480:4800002580","494:4940001849","480:4800002878","494:4940000523","480:4800002972","494:4940000582","480:4800003709","480:4800003712","480:4800002973","480:4800003129","494:4940000467"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,480,494,480,494,480,480,480,480,494],"twin_sims":[0.3953854899448246,0.3704665257981904,0.34566592074677277,0.33679781222952637,0.29840080323634344,0.28429565722114863,0.28214215970252415,0.2738870081203066,0.2643776969392432,0.26324639811605643,0.259790334377818,0.2589284490296639,0.2134955160522686,0.21109471632121282,0.20675741474272938,0.2030989461204808,0.2028085098292435,0.19150675101274592,0.19116089429764616,0.19059975891322645,0.18979254656777222,0.18825965708384823,0.1823115584625032,0.182259966293601,0.17929331870299628],"twin_dists":[0.17692452677520212,0.1830255664693963,0.18930359474626493,0.19160536704918424,0.20198031819766019,0.20598442000433675,0.20660612254556712,0.20901640530703158,0.21184885982017984,0.21219001768525866,0.213237960320715,0.21350066248770852,0.22823492563196537,0.2290691697553469,0.23059280741993035,0.23189503399397565,0.23199910092076842,0.2361311209644094,0.2362602073240521,0.23646999073421437,0.23677252923403133,0.23734953342747078,0.23962023785982728,0.23964016005468525,0.24079249454162785],"n_dims_used":43,"mean_confidence":0.9195660435876181},"coverage":{"mean_confidence":0.9195660435876181,"n_dims_used":43,"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}}