{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000799},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000622","491:4910000747","491:4910000871","491:4910000802","491:4910000282","491:4910000740","491:4910000511","492:4920006083","492:4920006479","491:4910000253","491:4910000807","491:4910000761","491:4910000751","491:4910000276","491:4910000874","491:4910000214","492:4920006664","492:4920005652","491:4910000803","491:4910001349","491:4910000484","491:4910005027","492:4920005578","491:4910000067","492:4920004318"],"twin_admin_codes":[491,491,491,491,491,491,491,492,492,491,491,491,491,491,491,491,492,492,491,491,491,491,492,491,492],"twin_sims":[0.04847019214674646,0.043983399993082095,0.03908883059875956,0.03225275214057386,0.03179886895215253,0.029845154336490515,0.02356761566806955,0.023555990369649206,0.022414457634732394,0.021751924329380178,0.019025620592347664,0.017516555330992705,0.017461204995328446,0.01523665450598445,0.01416645208413697,0.013279640200361162,0.009584097983917626,0.008580477794426035,0.008374521429127701,0.007655833194283044,0.007597408468815981,0.007562156327235548,0.007200565409582449,0.006925039282468047,0.006387697512152252],"twin_dists":[0.3195443596050979,0.324631302112487,0.3307043376623711,0.3403678995548304,0.34106952114613276,0.34419105151678353,0.3555754616665239,0.3555988660505192,0.35794733330588124,0.3593584139769722,0.3655900498338352,0.36938317217234173,0.3695276643284719,0.37569666761154596,0.37895223987343696,0.3818187660980708,0.39596386271493733,0.4006481923905069,0.4016697432405456,0.40542011594072797,0.40573871056133926,0.4059320085607788,0.4079628561259647,0.40957280396088896,0.4128857391270444],"n_dims_used":45,"mean_confidence":0.8871917724609375},"coverage":{"mean_confidence":0.8871917724609375,"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}}