{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004726},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005200","489:4890004812","472:4720004283","489:4890005096","472:4720007571","467:4670002779","472:4720006811","477:4770003318","472:4720005350","469:4690006994","479:4790000779","468:4680008518","468:4680002124","500:5000004979","472:4720005228","473:4730003675","470:4700005620","472:4720004298","484:4840005852","479:4790002234","489:4890004725","472:4720007473","489:4890004815","496:4960003796","467:4670004592"],"twin_admin_codes":[489,489,472,489,472,467,472,477,472,469,479,468,468,500,472,473,470,472,484,479,489,472,489,496,467],"twin_sims":[0.37151108253423404,0.1664250873131149,0.14820215316747853,0.070162284786906,0.06914987645985722,0.060434342493558335,0.05842192322128028,0.056873054859208294,0.05021907319256813,0.04788882774669181,0.04528708158800291,0.044005854938811644,0.04223201911737997,0.037984411307659734,0.03795876595586346,0.03628459104818342,0.03192646572442813,0.03157798604263359,0.031228226544613866,0.030715341594765383,0.029908335020831015,0.029780396991483944,0.029775819592458053,0.02923959581535492,0.028905481938219908],"twin_dists":[0.1827659001419672,0.2459542999564251,0.25378272646533334,0.29938502559718394,0.3002027918939297,0.307679088358994,0.3095301171811136,0.3109908858432602,0.31766781261920546,0.3201806797371223,0.32311005210980764,0.3246047812640616,0.3267357457947499,0.3321629543512506,0.33219724881283463,0.3344797398172127,0.3408714190533857,0.34141406829401716,0.34196388524020294,0.3427797409304007,0.3440874026101705,0.34429748242530017,0.34430501304583894,0.34519414556413325,0.3457552552654747],"n_dims_used":45,"mean_confidence":0.9172397189670138},"coverage":{"mean_confidence":0.9172397189670138,"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}}