{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000257},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000256","500:5000000462","500:5000000305","500:5000000216","485:4850007283","500:5000000465","485:4850007352","485:4850007353","500:5000000215","485:4850007081","500:5000000168","500:5000000259","485:4850007151","485:4850007421","485:4850007083","500:5000000630","500:5000000464","485:4850007219","485:4850007422","500:5000000311","485:4850007216","485:4850007488","500:5000000172","500:5000000258","500:5000000304"],"twin_admin_codes":[500,500,500,500,485,500,485,485,500,485,500,500,485,485,485,500,500,485,485,500,485,485,500,500,500],"twin_sims":[0.9056205135104598,0.8144278813801205,0.7913664945498301,0.7529920891502324,0.7483090798386761,0.7431692594105838,0.7364516763238039,0.7360490829110786,0.7211750021026065,0.7174137622848008,0.7143569516248439,0.7125178571470218,0.7098051241635053,0.708961970130323,0.706645448034898,0.7009751724790083,0.6843825051953392,0.6782604499929922,0.6755000065875862,0.6753037392345465,0.6195772883675306,0.6194556167879923,0.6173423452819043,0.6110507160563237,0.6082873648062425],"twin_dists":[0.05782986441369227,0.08321487182651095,0.0888466968597787,0.09782929823902581,0.09889909001960895,0.10006767382163104,0.1015867011873178,0.10167745356939661,0.10500951852967166,0.10584611844886602,0.10652439871684129,0.10693179525317399,0.10753181207216736,0.10771808965224383,0.10822936352741572,0.10947776973055746,0.11310842089587209,0.11444056396429622,0.11504007785912491,0.11508267730311945,0.1270804207173608,0.12710648590255824,0.12755916898472427,0.12890660401497983,0.12949832855668517],"n_dims_used":45,"mean_confidence":0.9184619479709202},"coverage":{"mean_confidence":0.9184619479709202,"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}}