{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003625},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000294","493:4930000537","490:4900001442","494:4940008115","480:4800004614","490:4900001089","496:4960012406","469:4690003199","469:4690006512","467:4670002341","480:4800004770","480:4800004766","487:4870000374","499:4990001207","490:4900006259","467:4670003948","496:4960001773","473:4730003384","480:4800001845","484:4840003185","467:4670001997","480:4800004251","481:4810003062","484:4840006572","485:4850007003"],"twin_admin_codes":[493,493,490,494,480,490,496,469,469,467,480,480,487,499,490,467,496,473,480,484,467,480,481,484,485],"twin_sims":[0.013650095190271225,0.0024739485718903807,0.0016095910440068486,0.0012155533444145868,0.0008439192183155206,0.0006320799979471362,0.000597803305238085,0.0005946487607603506,0.0005551514163200241,0.0004952360557175118,0.00041403657672182747,0.00041245799312194267,0.00019170606878943857,0.00017201996550786374,0.00016642512514702078,0.0001558057105551849,0.00008120030152439154,0.00006998029790673105,0.00006404371544455042,0.00006180934988278609,0.00006124747498748826,0.000057850587583652785,0.000056828236946229725,0.000055306960121620285,0.00005375094801001002],"twin_dists":[0.3806013358015031,0.44997114115472514,0.4658051334363166,0.47586394532482273,0.4886268918246468,0.4985047274129115,0.5003876673352683,0.50056598339281,0.5028766196687328,0.506692825722294,0.5126195942506029,0.5127452717009267,0.5373586457703913,0.5407490813908422,0.5417794849820048,0.5438284072031309,0.5636789629431759,0.5681113524523584,0.5707372625168616,0.5717857874923609,0.5720551139398903,0.5737350658476065,0.5742590234867087,0.5750554794000717,0.5758919245901404],"n_dims_used":45,"mean_confidence":0.9070777045355902},"coverage":{"mean_confidence":0.9070777045355902,"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}}