{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000525},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000151","490:4900001900","490:4900000515","490:4900000103","490:4900000473","490:4900000211","480:4800005132","466:4660011365","494:4940008748","490:4900000014","480:4800003891","478:4780008226","490:4900000164","490:4900000721","490:4900000209","480:4800005145","480:4800003538","490:4900000572","466:4660000308","490:4900000008","466:4660011364","490:4900000266","490:4900002794","496:4960009180","494:4940008616"],"twin_admin_codes":[490,490,490,490,490,490,480,466,494,490,480,478,490,490,490,480,480,490,466,490,466,490,490,496,494],"twin_sims":[0.1895817157776653,0.18020514302482288,0.17597761175562962,0.1431470372366703,0.13702598377206696,0.12087989116715535,0.11982371718613906,0.1049243017381744,0.10349284414639445,0.09450948174510265,0.08155174402364831,0.08041467547032331,0.07902722754596286,0.07662567690750849,0.07433012916793533,0.06704841363041894,0.06692996429684886,0.0650962149968299,0.06502065026467196,0.06309994874911996,0.06257282769861428,0.06174524321097164,0.059225641110036406,0.05880911431207937,0.05766729554176075],"twin_dists":[0.2368516954694102,0.24043688728466653,0.2420965300725733,0.2560789607434336,0.25894150472624533,0.26698340155231537,0.267537260067572,0.27578174601826355,0.27662063407900156,0.28210311882711464,0.29078648654213607,0.2915998138150457,0.29260481800501625,0.2943783988270475,0.2961160470221815,0.3019318063570656,0.30203056970826575,0.30357804411403505,0.303642571902331,0.3053036963365891,0.30576681049387483,0.30650039673759333,0.3087846551782087,0.3091699436023504,0.31023777867882635],"n_dims_used":45,"mean_confidence":0.9138565063476562},"coverage":{"mean_confidence":0.9138565063476562,"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}}