{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005873},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007596","490:4900005872","490:4900007715","490:4900006375","490:4900006371","490:4900009047","490:4900006377","490:4900004929","490:4900006254","490:4900012063","490:4900006727","490:4900010948","490:4900004931","490:4900007701","490:4900007226","490:4900005866","490:4900006849","490:4900007937","490:4900008950","490:4900008168","490:4900009688","490:4900007103","490:4900004646","490:4900009051","490:4900004936"],"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":[0.316053938369069,0.25165437081220887,0.2134139349063674,0.21144175150867844,0.15146786061454795,0.12798484598467955,0.11202508084263721,0.08597789887691008,0.08327929643325084,0.07601238769406082,0.06766896022337428,0.0665776789413645,0.06644785006825836,0.06323319297993105,0.06284977725401161,0.060945373472226706,0.05928156019238866,0.05660589956416769,0.047561242738477734,0.04587835554023901,0.04381152565560746,0.04281228234596337,0.04254578218568153,0.04122417289869511,0.04060196839158344],"twin_dists":[0.19712212508094162,0.2157401458157379,0.22826316940748836,0.22894818374299092,0.2523299068752025,0.26335032601145303,0.27174711892058007,0.28770438320469227,0.28956799512260334,0.2948384830224768,0.30141670428428663,0.3023251505608871,0.30243403395282525,0.3051871335779131,0.3055230933824497,0.30721712285870934,0.30873309984942426,0.3112461566113251,0.3205420787842018,0.32243218019329817,0.3248346751873498,0.3260305064041227,0.32635339950940534,0.32798029342698837,0.32876149387718384],"n_dims_used":45,"mean_confidence":0.9269070943196615},"coverage":{"mean_confidence":0.9269070943196615,"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}}