{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001986},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001985","490:4900002297","490:4900001548","490:4900002886","490:4900002142","490:4900004544","490:4900004550","490:4900004130","490:4900002581","490:4900004283","490:4900001813","490:4900002296","490:4900002444","490:4900004402","490:4900004143","490:4900003858","490:4900002595","490:4900003991","490:4900002737","490:4900004407","490:4900004136","490:4900001544","490:4900003321","490:4900004282","490:4900003446"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.9629177683594813,0.8183089363032835,0.7922613897156829,0.7739449143892932,0.7646239310411926,0.6966110128040633,0.6808251269178268,0.673796160326418,0.6403304077616586,0.6269717843173638,0.5700540409862388,0.5492280689715016,0.5357053901740902,0.5340954814873013,0.5338938390442179,0.5181565861759293,0.5176299489506825,0.5018514158148719,0.48877792013631516,0.46672007333616167,0.46663308302599377,0.4242690970002302,0.4156041949516856,0.3893937784773603,0.3853778489298906],"twin_dists":[0.0357035628188645,0.08224559493446959,0.08863187383404347,0.09297681400844263,0.09514955580862514,0.11043579971189812,0.11388293741353725,0.1154097822295923,0.12262943773546665,0.12549582135892304,0.13769441293192622,0.14218041721980293,0.1451077497963679,0.14545718214667122,0.14550096380514282,0.14892903934104187,0.14904416491348793,0.15250729072449887,0.1553992655285517,0.1603332622925531,0.16035287115420302,0.17006987122820125,0.17210422207724044,0.17837438526061,0.1793520117526969],"n_dims_used":45,"mean_confidence":0.9194584316677518},"coverage":{"mean_confidence":0.9194584316677518,"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}}