{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012681},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013311","490:4900013132","490:4900013336","490:4900013279","490:4900013313","490:4900013202","466:4660008823","490:4900012944","490:4900013243","490:4900013326","490:4900013061","490:4900013348","490:4900013308","466:4660010184","487:4870000517","490:4900013241","490:4900013349","490:4900013328","494:4940004948","466:4660009342","494:4940003850","490:4900012842","490:4900013062","490:4900013281","490:4900013280"],"twin_admin_codes":[490,490,490,490,490,490,466,490,490,490,490,490,490,466,487,490,490,490,494,466,494,490,490,490,490],"twin_sims":[0.4867610734322046,0.06330907131837787,0.049068919376633935,0.04648248196336927,0.043489801589631394,0.03887856142171038,0.03296716326728546,0.02331614536875435,0.023139559682390363,0.02296226244081216,0.019185729459834537,0.016786489651766937,0.016755072713202805,0.014998825140539353,0.013961845749627525,0.013553946040014711,0.010769999875195939,0.009631702344693033,0.009415756706657463,0.009393013236176211,0.009266530287356141,0.008804778678309418,0.008545207538121886,0.008419906818265379,0.008407129907530345],"twin_dists":[0.15584742421388867,0.30512084466463724,0.31889566057221747,0.32174709102601984,0.3252171689498443,0.3309793302126972,0.33928045088586145,0.35608397680900405,0.35644391203304715,0.35680770219446095,0.36520320330924866,0.37132207973510506,0.3714071656866986,0.37640231908358446,0.37959924229399544,0.3809144787173017,0.3909627979731992,0.3957527438325884,0.3967180174392241,0.39682082760163284,0.39739667293248243,0.3995603186364182,0.4008215655299915,0.4014427132562726,0.40150651578616053],"n_dims_used":45,"mean_confidence":0.9066880120171441},"coverage":{"mean_confidence":0.9066880120171441,"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}}