{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003986},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004404","490:4900003311","490:4900001282","490:4900004538","490:4900003180","490:4900005489","490:4900004262","490:4900003306","490:4900001534","490:4900005623","490:4900002890","490:4900003571","490:4900001984","490:4900004400","490:4900004122","490:4900001283","490:4900004267","490:4900003044","490:4900003037","490:4900002750","490:4900001829","490:4900002745","490:4900006386","490:4900004127","490:4900006751"],"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":[0.7057397807722509,0.602490172340188,0.5368221708437638,0.5323471878097878,0.5234893113197377,0.4885021039094032,0.4885018611582632,0.45623914150090517,0.45589662249365676,0.4534876494033372,0.4374278160029216,0.4348769003576975,0.42167250475456547,0.41053887208085865,0.379342409328813,0.37841341572794385,0.37707169710509986,0.3448834525933625,0.338490166031794,0.3305872310371342,0.327999075485753,0.32741383946327896,0.32582172822586686,0.31893667386296787,0.31028483943983953],"twin_dists":[0.10842904955974986,0.1307396768306657,0.14486547436802105,0.1458368932482502,0.14776482752887024,0.15546052086679082,0.15546057478338438,0.16270512531816286,0.16278296441617876,0.16333101896690727,0.16701309452464985,0.16760273910477183,0.17067764188038528,0.17330188604265173,0.18083044071967688,0.18105900871445094,0.1813896044405788,0.18950541256482134,0.191163619657862,0.19323689020320856,0.1939217452283263,0.19407701735936336,0.1945002067645722,0.19634365632101858,0.19869222437019773],"n_dims_used":45,"mean_confidence":0.9228908962673611},"coverage":{"mean_confidence":0.9228908962673611,"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}}