{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000041},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000210","478:4780007369","490:4900002664","496:4960008390","487:4870005548","485:4850003931","466:4660000011","494:4940005576","494:4940000324","496:4960009770","494:4940000087","494:4940000086","496:4960008590","496:4960001069","493:4930004279","494:4940000349","496:4960009188","493:4930001184","487:4870000264","478:4780008223","496:4960007938","487:4870001339","480:4800003663","490:4900001626","466:4660011202"],"twin_admin_codes":[490,478,490,496,487,485,466,494,494,496,494,494,496,496,493,494,496,493,487,478,496,487,480,490,466],"twin_sims":[0.10828021074690418,0.07900178405035653,0.07086016494800829,0.06175867702727518,0.053580727977360444,0.0520168436372289,0.049063392692547246,0.04434898460154511,0.042683570479271314,0.042163696270071827,0.03998316735187002,0.03617489698101123,0.03476009877982522,0.030753836160781974,0.03016817425260754,0.0278260991887319,0.026218179518723857,0.025810615107086488,0.023196653503387208,0.020056794327089875,0.018613410283678113,0.01813591062792532,0.016939019741120186,0.016784554487727518,0.016368953230438233],"twin_dists":[0.2738493950564626,0.29262337990368953,0.2988268783643063,0.30648842454228864,0.3142085456993283,0.3157947069874787,0.3189016182585083,0.3242009284395353,0.32618624261517615,0.32681931978756623,0.3295485067936228,0.3346323898811852,0.3366373335437718,0.3427181036212524,0.34366309628002517,0.3476068697374548,0.35048320189436105,0.3512363934681428,0.3563272777196859,0.3631466852170495,0.366599261073925,0.36779305055803846,0.3709109609055468,0.3713273166653314,0.3724644893322859],"n_dims_used":45,"mean_confidence":0.9151535034179688},"coverage":{"mean_confidence":0.9151535034179688,"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}}