{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002923},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002454","490:4900001033","490:4900000779","490:4900001431","490:4900002337","496:4960007783","490:4900000801","490:4900001026","490:4900000557","490:4900000658","490:4900000584","490:4900001170","490:4900004049","490:4900000903","490:4900001040","490:4900000900","490:4900000670","494:4940006582","494:4940008237","490:4900005789","494:4940008827","490:4900001182","490:4900002792","496:4960008253","490:4900002484"],"twin_admin_codes":[490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,494,494,490,494,490,490,496,490],"twin_sims":[0.5731979230328998,0.5459422740423029,0.5312932504504326,0.4963186959690301,0.4802829967098302,0.4618567471231757,0.43582708636478407,0.39550736923753826,0.3876276884953664,0.38742659871674123,0.37881223906762646,0.37418175713587487,0.3696125297426643,0.36863514124113284,0.3521226024052415,0.3385298649317163,0.3343379106908595,0.3192135159193082,0.31233255939158844,0.2940958013151969,0.29246368603694833,0.2914528151098531,0.2908129767685043,0.28238194946541034,0.2809184651251754],"twin_dists":[0.13701902520946832,0.14289050957876875,0.14606592173398186,0.15372850058430645,0.15729079504171553,0.1614314808101836,0.16738294314331512,0.17689514094345893,0.17880372728843408,0.17885267130056845,0.1809608496125684,0.18210363340552485,0.18323813146665452,0.18348170980827347,0.18764736424482273,0.19115327154511053,0.19224961021530163,0.19626910549455112,0.1981330345582453,0.2031902611872539,0.20365170818320047,0.20393827742224707,0.20411996895324427,0.20653675511890815,0.2069606750683609],"n_dims_used":45,"mean_confidence":0.9126193576388889},"coverage":{"mean_confidence":0.9126193576388889,"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}}