{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004889},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007036","490:4900005165","490:4900006442","490:4900005557","490:4900004604","490:4900005301","490:4900006207","490:4900006081","490:4900007038","490:4900002823","490:4900004744","490:4900002971","490:4900003781","490:4900002972","490:4900002373","490:4900005154","490:4900005553","490:4900007662","490:4900004337","490:4900007423","490:4900004196","490:4900005683","490:4900005299","490:4900004476","490:4900005423"],"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":[0.6591244408397833,0.622573882835914,0.4834069997188032,0.32809938552705603,0.3131736719518166,0.3104007432448655,0.3048653972249373,0.2915569193107685,0.2882587261161078,0.27279817983830157,0.26919629107824605,0.2674293146093029,0.2609360838720359,0.2546427143816433,0.24886794016786987,0.2383605852004084,0.23506003854389607,0.23259880683056014,0.22816083629976602,0.220669711585704,0.21585465007453725,0.21324662733892574,0.20006092680495147,0.19804992644651515,0.19023444764026795],"twin_dists":[0.11858371822236521,0.1264383958533998,0.15659398718819575,0.193895146776714,0.19790395060061353,0.19866051719802705,0.20018246307074575,0.203908737942071,0.20484766954211836,0.20933761334055428,0.21040584533235498,0.21093312011692703,0.21288958383008105,0.2148152159035534,0.2166089110852064,0.21994241073158155,0.22100916042966615,0.22181103717916,0.22327116497000096,0.2257791080175254,0.22742131669851667,0.22832111492293353,0.2329887001787881,0.23371895525296316,0.23660679615386074],"n_dims_used":45,"mean_confidence":0.9000561184353298},"coverage":{"mean_confidence":0.9000561184353298,"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}}