{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004267},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004422","489:4890004811","496:4960004707","479:4790001414","470:4700005161","472:4720003600","496:4960001499","466:4660010113","469:4690008038","469:4690000052","466:4660010254","472:4720006364","500:5000010832","484:4840007571","469:4690000479","470:4700005001","469:4690008187","479:4790006210","469:4690006869","479:4790000747","468:4680002097","472:4720006996","470:4700007726","489:4890003556","499:4990000187"],"twin_admin_codes":[489,489,496,479,470,472,496,466,469,469,466,472,500,484,469,470,469,479,469,479,468,472,470,489,499],"twin_sims":[0.2594953563265763,0.19637837815316186,0.13931422904535606,0.12050875630115955,0.11225320763775412,0.09264426958824304,0.0778679309161731,0.07435099731189458,0.07383380285144076,0.06807589645472896,0.0673358917412207,0.06588954537807243,0.0586778698976643,0.0580029521395756,0.0557520158620649,0.05413338856430961,0.05405361870276244,0.05177462672550785,0.04666539111016441,0.045910051078272805,0.044985191793575796,0.04310749141600771,0.04289001965452461,0.041555064785491085,0.0409045334189007],"twin_dists":[0.21332780763025103,0.2343298550678183,0.2578604393517365,0.26717760223884013,0.2716208190543531,0.28329244060263825,0.2934554825169069,0.29610005676477696,0.29649743112959764,0.30108100024766826,0.3016926963695293,0.3029042536414825,0.3092918105938129,0.30992207562974033,0.3120687847455788,0.3136571916347719,0.3137364839970922,0.3160439053059912,0.32154113945113055,0.32239604969459057,0.32345902237717816,0.325674797522676,0.325936638071122,0.32756888857155825,0.32838036046482955],"n_dims_used":45,"mean_confidence":0.9109393649631077},"coverage":{"mean_confidence":0.9109393649631077,"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}}