{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850004010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850004083","485:4850004152","485:4850004360","485:4850004013","485:4850004009","485:4850004153","485:4850004291","485:4850003852","485:4850003698","485:4850004008","485:4850004628","485:4850003542","485:4850004694","485:4850004206","485:4850003847","485:4850003543","485:4850003710","485:4850003933","485:4850004154","485:4850003701","485:4850003774","485:4850002822","485:4850004629","485:4850004359","485:4850003853"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485],"twin_sims":[0.8989194405602312,0.8830039382633521,0.8568176641928871,0.8397075898499424,0.8392768748506643,0.8326323699568873,0.8177100024832394,0.7829313686351066,0.7700116991930498,0.7695536858290765,0.7558174985654056,0.7352426279062698,0.7288343460095484,0.7119993314893094,0.6727303867111881,0.6669382606454982,0.6562895404360882,0.6510815844359038,0.6375261601963416,0.636335608672952,0.5975205282271212,0.5948997538648929,0.5923810358799373,0.5809413968898315,0.5697937061393311],"twin_dists":[0.05995697830064148,0.06478787680690588,0.07220137162505594,0.07676923790556697,0.07688188377628037,0.0786063801360435,0.08239561855940833,0.0908583643374072,0.09389657245221225,0.09400339452595133,0.0971814151067237,0.10185915006749374,0.10329861205721658,0.10704656842869524,0.1156409091572285,0.11689537911677265,0.11919523769720605,0.12031738531424535,0.12323165446519438,0.12348723707245438,0.13180393960964534,0.13236528019931668,0.1329048480810462,0.13535705654338884,0.13775035758932677],"n_dims_used":45,"mean_confidence":0.9192872789171007},"coverage":{"mean_confidence":0.9192872789171007,"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}}