{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005470},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007347","490:4900005348","490:4900005744","490:4900007592","490:4900005331","490:4900005335","490:4900005354","490:4900006857","490:4900007475","490:4900007474","490:4900005212","490:4900005474","490:4900007228","490:4900007105","490:4900005609","490:4900006854","490:4900004938","490:4900008046","490:4900005614","490:4900004788","490:4900006613","490:4900009574","490:4900005742","490:4900009266","490:4900008157"],"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":[0.31827554476892767,0.23860784947722688,0.20490948262974903,0.19146964010652445,0.17950892237924418,0.1793283072140362,0.16327676864669555,0.15605464726084292,0.1386303882406655,0.13365363558453883,0.13264339691504493,0.1310926749096621,0.12833497980485198,0.11654047428800053,0.11499624693770724,0.10430499860495518,0.09998085001125036,0.09761128251065788,0.09125582654250004,0.08526508448738859,0.08398569239344274,0.07931773709334414,0.07816082455641721,0.0705757038395601,0.06964398110439411],"twin_dists":[0.19652183926348912,0.21986288292435235,0.2312485868823203,0.23614496431722265,0.2407082946083531,0.24077882556325939,0.24726059714172782,0.2503277448233769,0.2581821161861721,0.2605596610710911,0.2610503672154256,0.26180910571974453,0.26317528479770785,0.2692831943535175,0.2701174401580666,0.27614358004342954,0.27871782792896155,0.2801656216587348,0.2841900957960914,0.28819205705708384,0.2890755676202596,0.2923932208066928,0.29323960816994615,0.2990538424052895,0.29980247571297075],"n_dims_used":45,"mean_confidence":0.9333748711480034},"coverage":{"mean_confidence":0.9333748711480034,"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}}