{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930005348},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005659","493:4930005350","493:4930003246","493:4930005559","493:4930005330","493:4930005335","493:4930005213","493:4930005229","493:4930005339","493:4930000958","496:4960000118","493:4930005209","493:4930005093","493:4930004542","493:4930005450","466:4660003039","493:4930004708","493:4930005222","480:4800002298","480:4800002437","480:4800002440","494:4940000419","493:4930004403","493:4930003918","493:4930006429"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,496,493,493,493,493,466,493,493,480,480,480,494,493,493,493],"twin_sims":[0.41342682339113046,0.31981902110995913,0.2508339084076622,0.22827913478468798,0.22663640658319248,0.223361070110367,0.18951383480307166,0.18500137503331024,0.18232679936445026,0.18011553642491265,0.17502495117655256,0.1722522897837607,0.16522772482773518,0.16409554051746494,0.1601317831239251,0.15658013489937445,0.14976399542077326,0.14865306058040112,0.14785253470894846,0.143361231671029,0.14328475566130772,0.141124032065065,0.13961445373721584,0.13807670632163482,0.13256789510800285],"twin_dists":[0.17261826671324268,0.19610617548873707,0.2159953119891771,0.22323200172555996,0.22377704150607164,0.22487163988394612,0.23687719764293935,0.2385870347267747,0.23961435338319,0.24047177687754484,0.24247443214304387,0.24358271366441436,0.2464489870618272,0.24691913337008614,0.2485838506994598,0.25010112862818495,0.25308499667697415,0.2535807356958874,0.25393965574734817,0.255980455708626,0.25601561340574136,0.2570147598913451,0.25771958670926115,0.2584434360528166,0.2610871536864413],"n_dims_used":45,"mean_confidence":0.9280502319335937},"coverage":{"mean_confidence":0.9280502319335937,"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}}