{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005714},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007452","490:4900005454","490:4900005843","490:4900005050","490:4900007192","490:4900007451","490:4900007202","490:4900007329","490:4900007085","490:4900005049","490:4900003812","490:4900006944","490:4900007206","490:4900007208","490:4900006943","490:4900006945","490:4900005327","490:4900006220","490:4900006959","490:4900006217","490:4900005458","490:4900007194","490:4900005185","490:4900006574","490:4900006452"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3604930207647276,0.13864790260299945,0.07004685807681224,0.04179368052032994,0.031217455300447176,0.02449888098665845,0.015104369973534836,0.013993754041801157,0.0122814984892826,0.01112317642210473,0.008777328764343603,0.00834353559374763,0.008102324371029751,0.00808378533146882,0.007550134061142132,0.007169941110734225,0.005972478722838987,0.004534582981942647,0.004521656088502864,0.004362121287976173,0.0038059752041802414,0.0031456351949563847,0.002159452330992431,0.0019589545199042947,0.0016975058156641714],"twin_dists":[0.1855235737675482,0.2581738627093545,0.2994777748517852,0.32727392266728295,0.3419809009513062,0.3537323219074267,0.37608795497535974,0.3794977938659534,0.385255163309152,0.3895682345573679,0.39969211217800554,0.4018253764754842,0.4030549328555511,0.40315078608523647,0.40599811521336954,0.4081390367054027,0.4156224358271613,0.4266538864446911,0.42676673373536883,0.42818406386772234,0.43352341296208685,0.4408751812321523,0.45503915775444453,0.45863697621617977,0.4638754271729131],"n_dims_used":45,"mean_confidence":0.9193696763780382},"coverage":{"mean_confidence":0.9193696763780382,"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}}