{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880003696},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003829","488:4880003828","488:4880003632","488:4880003449","488:4880003340","488:4880003765","488:4880002924","488:4880003974","488:4880003201","488:4880003695","488:4880003898","488:4880003513","488:4880002973","481:4810000926","488:4880003694","488:4880003900","488:4880002893","488:4880003905","488:4880003050","488:4880003899","488:4880003831","488:4880003059","488:4880004051","488:4880003515","488:4880003698"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,488,488,481,488,488,488,488,488,488,488,488,488,488,488],"twin_sims":[0.9867571101022286,0.9777191128369465,0.9670793456069162,0.9295489457731255,0.914552289595177,0.9073789219458259,0.8970208463716933,0.8843995173540553,0.8600107971678532,0.8555658102141397,0.8490525139962286,0.8451276022007543,0.8426731065135311,0.8397965901861585,0.8355339852017821,0.8335428975336964,0.8325524147248821,0.8285756927595823,0.8285728105575471,0.824329225890689,0.8235629414855243,0.8203015547808076,0.8111592811458761,0.8104328592973244,0.8032804964444611],"twin_dists":[0.021206844601905056,0.02757064736196154,0.033604497701189874,0.04964393966013759,0.05489271904330582,0.057261289143578815,0.06054886691600802,0.06437541149063444,0.0713270719655199,0.07254214158042847,0.07429779699477512,0.075342350411993,0.0759907090272771,0.07674594804442507,0.07785631707923452,0.07837150249309015,0.0786269839410617,0.07964749968511237,0.07964823634415501,0.08072831040615341,0.08092239510954069,0.08174528789227868,0.08402605187034479,0.08420571004648003,0.08596304221308146],"n_dims_used":45,"mean_confidence":0.9205374823676216},"coverage":{"mean_confidence":0.9205374823676216,"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}}