{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004017},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002771","490:4900002320","490:4900004295","490:4900003594","490:4900004431","490:4900004015","490:4900003328","490:4900003603","490:4900004302","490:4900003611","490:4900002017","490:4900003460","490:4900004444","490:4900004293","490:4900002164","490:4900001733","490:4900001597","496:4960004657","490:4900003455","494:4940004550","490:4900003462","490:4900002626","496:4960004508","490:4900003338","490:4900003878"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,494,490,490,496,490,490],"twin_sims":[0.889073680754862,0.8820014440192104,0.7234318178031197,0.6460522940473925,0.623034059738721,0.5077056641194968,0.4925407165288956,0.4762398305706178,0.4698680224885242,0.4587419282624832,0.45404145051061,0.4376635336663598,0.4252841296492805,0.4175704159868035,0.41235415579471546,0.3991681341983071,0.3990293294287122,0.39026012174314095,0.37631669554920555,0.3710818344240979,0.3660786325963089,0.36414112426207573,0.36344949771649177,0.36273679247410706,0.36202988242091827],"twin_dists":[0.06297912826867111,0.06508295150641066,0.10450643816592725,0.12139962772954702,0.1263397879869759,0.15121912944641247,0.154564625170513,0.15819477129886078,0.15962450795034328,0.16213699473213425,0.1632049320590209,0.16695867726470098,0.16983271046182044,0.17164102255628033,0.17287193867902853,0.1760144382408015,0.17604776417501,0.17816410932015456,0.18157588666457541,0.18287256305645777,0.1841203563671778,0.18460586245856098,0.1847794876382318,0.18495857938171623,0.18513639118235223],"n_dims_used":45,"mean_confidence":0.9174204508463542},"coverage":{"mean_confidence":0.9174204508463542,"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}}