{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000337},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000476","491:4910000379","494:4940008447","491:4910000298","497:4970001196","494:4940007932","497:4970002802","490:4900013190","490:4900000301","497:4970001691","490:4900000302","497:4970000855","490:4900000998","494:4940008036","491:4910000528","490:4900000366","490:4900013287","497:4970001864","494:4940008344","497:4970002480","497:4970001692","491:4910000477","490:4900013007","494:4940008058","490:4900013288"],"twin_admin_codes":[491,491,494,491,497,494,497,490,490,497,490,497,490,494,491,490,490,497,494,497,497,491,490,494,490],"twin_sims":[0.1431259515067853,0.14190815325081188,0.0971084865918905,0.06879096570009792,0.03885464643619264,0.03279724793140879,0.023715192406753488,0.021750348648641102,0.02131949370965509,0.01889106467767308,0.017972174256135856,0.017827570372885276,0.016814697165872115,0.014819710745499155,0.01376656585929688,0.013388803545406737,0.013260244380193126,0.012385410649281038,0.012259059820491155,0.01194966947698365,0.011875843200505628,0.0118639780188682,0.011438737365868847,0.011337002325552813,0.010611654547535961],"twin_dists":[0.2560886636942275,0.2566508652547077,0.28047636707131535,0.3004950362999941,0.33101068615014334,0.33953725213522545,0.35527922220328356,0.35936181417407265,0.3602997036966825,0.36591736279598547,0.36820874335140374,0.3685786293553849,0.3712458048047222,0.37694029712097754,0.38022460859119167,0.3814569333792303,0.3818833304650044,0.38488610796929257,0.38533521985889624,0.3864525157905311,0.38672291146553545,0.38676650783148486,0.38835510687438585,0.38874292922259207,0.39160129613700806],"n_dims_used":44,"mean_confidence":0.9076148813421075},"coverage":{"mean_confidence":0.9076148813421075,"n_dims_used":44,"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}}