{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001275},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001265","480:4800001330","480:4800001271","480:4800001391","480:4800001514","480:4800001951","480:4800001634","480:4800001662","480:4800001620","480:4800001613","480:4800001836","480:4800001831","480:4800001380","480:4800002117","480:4800002162","480:4800001660","480:4800001449","480:4800001281","480:4800002009","470:4700003499","480:4800001339","480:4800001733","480:4800001333","480:4800002060","470:4700003675"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,480,480,470],"twin_sims":[0.4351359411988834,0.374508041625004,0.33666851982495405,0.31266923018954745,0.2951111137294187,0.260077663439706,0.24828227031801905,0.2479337095502213,0.2446014976281477,0.2140989240538485,0.21235217909712598,0.20303774939265973,0.19803743883052763,0.18727024277417292,0.18636806442996762,0.18026883376989056,0.17777320575112918,0.16766328399933858,0.16743577978812083,0.16485836681886204,0.15941781262894697,0.15818881086816283,0.15616663253950008,0.1496866494137423,0.1493778625821705],"twin_dists":[0.16754279909171793,0.18202288203181496,0.1916391648813477,0.19804129733746703,0.20290396658621476,0.2131505044935414,0.21679230418842557,0.21690158205624938,0.21795128714773632,0.2280262491661446,0.22863142225923752,0.2319169530420138,0.23372350584675264,0.23772371446849822,0.2380661149570474,0.2404120958649634,0.2413881940169247,0.24544543442700492,0.24553872902369406,0.24660210858179882,0.24888687877384955,0.24941082162924685,0.25027940455135117,0.2531194232985691,0.2532569947298227],"n_dims_used":43,"mean_confidence":0.9223279731218205},"coverage":{"mean_confidence":0.9223279731218205,"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}}