{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003975},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008964","490:4900009267","490:4900006142","490:4900009050","490:4900011599","490:4900012279","494:4940008379","494:4940008812","466:4660004427","490:4900007821","487:4870003354","487:4870003965","490:4900006401","490:4900001801","490:4900004663","490:4900005601","466:4660004808","490:4900012080","466:4660006050","490:4900012081","490:4900008834","490:4900012632","490:4900004119","490:4900009302","487:4870002494"],"twin_admin_codes":[490,490,490,490,490,490,494,494,466,490,487,487,490,490,490,490,466,490,466,490,490,490,490,490,487],"twin_sims":[0.07651009296175054,0.04961496800286234,0.005394516020742785,0.004019440216455511,0.003735456483354497,0.0036522097305743215,0.003307991954590021,0.002791519822399511,0.002779592123530758,0.0019798059562854903,0.0019444429390207962,0.0014716229270585635,0.0014187201126998371,0.0012442198612643792,0.0011608170139258572,0.0010621865750646258,0.001036010308256429,0.0009069559787116753,0.0008523141460351721,0.0008302072132658842,0.0007801300293815456,0.0007716784218771927,0.0007633689526926911,0.0006727122648385505,0.0006192840829244813],"twin_dists":[0.2944648814618752,0.3183097683691788,0.4197326588709375,0.43139498180911395,0.4342504631560496,0.43512500123394116,0.43894556192009243,0.4454209881523233,0.44558311070237533,0.4582474169255121,0.45891034767054084,0.4690389537301887,0.4703536893227689,0.4750370092781262,0.4774943293739059,0.48062074009529154,0.4814956514918761,0.4861338123818548,0.4882850799410342,0.4891920521413345,0.4913325377278419,0.49170634047683526,0.49207758811592167,0.496392212844274,0.4991962559129],"n_dims_used":45,"mean_confidence":0.9064924452039931},"coverage":{"mean_confidence":0.9064924452039931,"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}}