{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002739},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003707","490:4900003850","490:4900001404","490:4900001543","490:4900004964","490:4900005242","490:4900001275","490:4900001406","490:4900004277","490:4900004272","490:4900003563","490:4900001405","490:4900003565","490:4900005892","494:4940008097","490:4900001698","490:4900003449","494:4940006833","490:4900001811","490:4900001963","490:4900003326","490:4900003698","494:4940004893","490:4900004816","494:4940006832"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,494,490,490,490,490,494,490,494],"twin_sims":[0.7279692309030307,0.6378601784522401,0.5958517979505034,0.5266425884289632,0.5211152631271967,0.5168664950507796,0.505431045991256,0.5049023440593939,0.4298868489620155,0.4225770401449337,0.4053505529455048,0.4006114149479751,0.37331651713467273,0.3685698921824286,0.3636584619982964,0.3592774821667176,0.3555505552860052,0.3454581013642081,0.33737918096990077,0.32188999004020236,0.31318864692168996,0.3070651830964699,0.2996214313646499,0.2953905317034794,0.29464334712616036],"twin_dists":[0.10349236532918679,0.12315993942439596,0.1321613534134572,0.1470777003141209,0.14828277353965214,0.14921110992445646,0.15171915786955487,0.15183546787048993,0.16876021482316148,0.17046574448332,0.17453536805713576,0.17566822975072968,0.18231793736577526,0.18349798220829544,0.18472701187385662,0.18583040158314154,0.18677448933099727,0.18935717286341053,0.19145348024564932,0.1955502207794055,0.1978998752213625,0.19957574012291304,0.20163912351715085,0.20282527928875616,0.20303579352310558],"n_dims_used":45,"mean_confidence":0.9207377115885417},"coverage":{"mean_confidence":0.9207377115885417,"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}}