{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003393},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003658","490:4900003802","490:4900003383","490:4900001115","490:4900002837","490:4900003117","490:4900003656","490:4900002676","490:4900003933","490:4900003138","490:4900001117","490:4900003250","490:4900003531","490:4900003664","490:4900002838","490:4900002078","490:4900004351","490:4900002234","490:4900002380","490:4900002690","490:4900003382","490:4900004082","490:4900003121","490:4900004083","490:4900001773"],"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":[0.2127027847862505,0.1771086559164171,0.09836372478716161,0.0968075570160772,0.09652160722413822,0.09145486789750099,0.08440340984003208,0.08059015979675457,0.07019709715954844,0.06912625428056278,0.06907078078270952,0.06243607952248576,0.06202435145941779,0.05850603338396218,0.05664344254859366,0.05560722788737909,0.05407548188437767,0.053014960595311494,0.05131426145953714,0.047488063366710846,0.039757487528596314,0.03316312306428853,0.03266072445685299,0.031912902090115484,0.031093832099856666],"twin_dists":[0.2285096827981542,0.24164975363369362,0.27970292512351547,0.2806629571116427,0.28084068183076144,0.2840607515497397,0.2887859310154253,0.2914736938155443,0.299357076996362,0.3002219883837516,0.30026708972107363,0.305887475799501,0.3062520936972225,0.3094517092538763,0.3112102237433236,0.31220930407105196,0.31371474204726935,0.31477788184098554,0.3165202229880453,0.3206230960477102,0.3298380955257064,0.33898568623700853,0.33974441084920554,0.34089244527348705,0.3421765534727232],"n_dims_used":45,"mean_confidence":0.9191634284125434},"coverage":{"mean_confidence":0.9191634284125434,"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}}