{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001050},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000556","490:4900002003","490:4900000782","490:4900004037","490:4900004586","490:4900001849","490:4900001146","490:4900000685","490:4900002335","490:4900000034","490:4900000783","490:4900000328","490:4900000051","490:4900002487","487:4870003258","490:4900001709","490:4900004030","490:4900000902","480:4800004540","490:4900008754","490:4900000054","490:4900003726","490:4900004593","494:4940006268","490:4900004446"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,480,490,490,490,490,494,490],"twin_sims":[0.5392042680114977,0.5319702061344221,0.3889466173468283,0.33334975566477376,0.3176414612996128,0.3174850924749685,0.3016075710216208,0.3015093671223754,0.2984616718776015,0.2665816776087565,0.26620245846098184,0.26580135278876543,0.24622917327891175,0.241595557684022,0.2372099467040808,0.23580632798278012,0.22510563088769509,0.22195168434698992,0.221796101274357,0.22064851218656997,0.22028833653577332,0.21827593325900851,0.21327368636654215,0.21017749449172954,0.2091322329008141],"twin_dists":[0.14434902844148306,0.14591880334475799,0.17848300468855857,0.19250913045644194,0.19669292901628307,0.1967351503784858,0.2010856832651391,0.2011129978278331,0.201963284604026,0.21118682678557898,0.2113004934329298,0.21142083001451184,0.21743739934525844,0.21890615101117028,0.22031320037459926,0.2207671047411923,0.2242872997327475,0.2253459380359302,0.22539841921071346,0.22578628527824507,0.2259082968029827,0.22659248120793526,0.2283117411809968,0.2293895897915666,0.22975589940442911],"n_dims_used":44,"mean_confidence":0.915631727738814},"coverage":{"mean_confidence":0.915631727738814,"n_dims_used":44,"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}}