{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007236},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003313","490:4900003430","490:4900001439","490:4900005488","490:4900011206","490:4900006405","487:4870001279","496:4960002258","466:4660012384","490:4900001425","490:4900004451","490:4900006280","487:4870004405","490:4900009076","494:4940006263","496:4960008090","487:4870003716","490:4900002620","487:4870003775","490:4900002585","466:4660004983","490:4900000719","487:4870011340","494:4940007967","487:4870003701"],"twin_admin_codes":[490,490,490,490,490,490,487,496,466,490,490,490,487,490,494,496,487,490,487,490,466,490,487,494,487],"twin_sims":[0.054400780071390105,0.041282821361752674,0.030574827218932725,0.02632099377529066,0.014059373083686781,0.013517659686871873,0.012635707229019601,0.012207563201196172,0.009173718995428392,0.008614139346131075,0.008547276241206126,0.008536409822372415,0.006881784500184717,0.006707135306164965,0.006303904731663013,0.005893526124195442,0.005850299488200208,0.00571966961514801,0.005285756953787775,0.004942508048305566,0.004893973466333119,0.004684005876965853,0.004581467435814086,0.0043953168963282215,0.004229207192764225],"twin_dists":[0.31339210489591895,0.3279071720611658,0.3430052948513847,0.3502947945250762,0.37928980654760763,0.38103316816749583,0.38400829159208866,0.3855194414421681,0.3978237024364599,0.40048332071755294,0.40081137902706687,0.4008649110383912,0.4098307635060105,0.4108873844409885,0.4134248285809824,0.41616215162625,0.41646041732516015,0.4173740184323404,0.4205503329737761,0.4232347263299938,0.4236278324353306,0.42537023672350954,0.42624703574058814,0.42788531631817855,0.4294013023927053],"n_dims_used":45,"mean_confidence":0.9268154568142362},"coverage":{"mean_confidence":0.9268154568142362,"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}}