{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000717},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000344","480:4800001087","480:4800001034","480:4800000501","480:4800000615","480:4800000543","480:4800000469","480:4800000749","480:4800000797","480:4800000795","480:4800000679","480:4800000375","480:4800000504","480:4800000569","480:4800001088","480:4800000614","480:4800001081","480:4800000576","480:4800000514","480:4800000645","480:4800001149","480:4800000415","480:4800000575","480:4800000692","480:4800000571"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8215572180765652,0.7163294629544444,0.7040981621330278,0.6572292488426649,0.6484151436670736,0.6168192417033619,0.6075539817663345,0.5938409531878756,0.5882905698935205,0.577137271643569,0.5768959030858272,0.5757161940401702,0.5751539195626025,0.5675886162183731,0.5394290327356127,0.5276813856110191,0.5212894844213324,0.5073066358045999,0.49855888436673923,0.4896229833953557,0.4736348322924647,0.4693416388529894,0.46923446904191596,0.4669868914668955,0.4490026946822412],"twin_dists":[0.0814290650259859,0.10608687992352969,0.10879071883305294,0.11899258843850856,0.1208913326486774,0.1276712136037313,0.12965536638658937,0.1325920884619186,0.13378134934961433,0.1361732773043836,0.13622508157996138,0.13647830801167532,0.1365990182575836,0.1382243362589862,0.14430032143558685,0.146851537230495,0.14824474518470565,0.15130680479560693,0.15323357649546782,0.15521165230315176,0.15877852176153523,0.15974290938117955,0.1597670209958894,0.1602731254996699,0.16435424092514708],"n_dims_used":43,"mean_confidence":0.9134679395099019},"coverage":{"mean_confidence":0.9134679395099019,"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}}