{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009187},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007856","490:4900009496","490:4900008079","490:4900009299","490:4900008417","490:4900008625","490:4900008528","490:4900008517","490:4900009193","490:4900009194","490:4900008529","490:4900009188","490:4900008977","490:4900009489","490:4900008519","490:4900008073","490:4900008516","490:4900008195","490:4900007975","490:4900008851","490:4900009993","490:4900008193","490:4900009197","490:4900008068","490:4900008302"],"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":[0.7490955779082187,0.6136009071635175,0.5769626070549135,0.5738923695772769,0.5533084403784275,0.5072637253240455,0.5005103287888071,0.46071636891165774,0.46004414706284075,0.4483392215759692,0.4399597817891554,0.4332873716220469,0.42733149003221116,0.4191786108328835,0.4133896168627138,0.4133043283982718,0.40843214604432043,0.4078754625602134,0.4053338569203329,0.40352465717469216,0.3928385004366246,0.37982579639305114,0.3758301793272512,0.3719794377877434,0.36969143525164394],"twin_dists":[0.09871976626501919,0.1283604888496202,0.1362107648922237,0.1368698919553728,0.14129958344833127,0.1513162342573477,0.15280295512847256,0.1616895824426557,0.16184183242119993,0.16450593263608457,0.16642917287124082,0.16797085694167072,0.1693550609451292,0.17126285935417046,0.1726270607832892,0.1726472207120639,0.17380190769465229,0.17393422371338177,0.17453934867565302,0.1749711283215373,0.17753958245632465,0.18071161623744808,0.18169602195390303,0.18264958915280474,0.1832184811563616],"n_dims_used":45,"mean_confidence":0.9199110243055556},"coverage":{"mean_confidence":0.9199110243055556,"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}}