{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007392},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005917","487:4870004292","490:4900004872","466:4660010246","490:4900001330","487:4870005872","490:4900000728","490:4900006288","487:4870005285","466:4660001522","496:4960009511","466:4660001330","490:4900001021","496:4960007728","487:4870003844","490:4900004732","490:4900004450","490:4900005385","466:4660003661","466:4660000596","466:4660003292","466:4660001324","496:4960008438","487:4870003005","470:4700004277"],"twin_admin_codes":[490,487,490,466,490,487,490,490,487,466,496,466,490,496,487,490,490,490,466,466,466,466,496,487,470],"twin_sims":[0.2661670675198591,0.22098982616978868,0.20798571046659436,0.20248300050437362,0.1958100790503551,0.16505945562444682,0.15772960022480528,0.15327267094896735,0.1531954414250235,0.14751830380753458,0.14503862882019083,0.14375536805628641,0.13699130649278932,0.13358738314284696,0.13320367784484555,0.1323631907255494,0.12921037285433518,0.12824320719234308,0.12163397462337874,0.1194570914456779,0.11567907965601937,0.11435676256846217,0.1103943482610275,0.10902181681358983,0.10887470142860176],"twin_dists":[0.21131110660473804,0.22567078617189576,0.23015913128263277,0.23211585663354908,0.23453837104980832,0.2465187142538768,0.2496073515307057,0.25153686084761845,0.2515706552640755,0.25408993459099943,0.2552127967496063,0.2557994830670998,0.25895799125583324,0.260591756452352,0.26077787462247687,0.2611869704493777,0.2627392274815113,0.2632211293929651,0.26659021597950044,0.26773039112182606,0.26974749528784425,0.270465434366461,0.2726557865521446,0.2734286579337334,0.27351194458233846],"n_dims_used":45,"mean_confidence":0.9073173522949218},"coverage":{"mean_confidence":0.9073173522949218,"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}}