{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000835},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001082","490:4900000699","490:4900000718","490:4900000286","490:4900000608","490:4900000046","490:4900000026","490:4900000030","490:4900000394","490:4900001058","490:4900000714","490:4900000423","490:4900000288","496:4960008383","490:4900000622","490:4900000285","490:4900000025","490:4900000489","496:4960006644","490:4900000606","496:4960007434","490:4900000246","490:4900000348","490:4900001191","490:4900000228"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,496,490,496,490,490,490,490],"twin_sims":[0.5894678913563108,0.529781102173788,0.5280529955098191,0.5168300526982423,0.5070109017027866,0.506537207485183,0.4612555157141322,0.45667850719281594,0.43782387585573024,0.42759080536500627,0.42535920762975765,0.42107603615958966,0.4080912670084134,0.3988391930591751,0.3865540382163871,0.38544611611709867,0.38131136236672486,0.38084841611188613,0.3781201794174482,0.37650549119263926,0.3748507126778965,0.36937191687553633,0.36838784205393316,0.36525390988495826,0.36243641232999846],"twin_dists":[0.13352904146886943,0.14639468944345682,0.14677065531401964,0.14921908029050374,0.15137179583025673,0.15147591654321904,0.16156752929016813,0.16260530837556483,0.16692166763502747,0.1692946301141115,0.1698151779620021,0.1708174758961737,0.17388292049033197,0.17609342300025888,0.17906518647873232,0.17933535277267781,0.18034689616511393,0.18046048009180227,0.1811312125906378,0.18152928785595762,0.18193811235943988,0.18329806562067422,0.18354339111858872,0.18432685902448492,0.18503411365129857],"n_dims_used":45,"mean_confidence":0.9149948120117187},"coverage":{"mean_confidence":0.9149948120117187,"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}}