{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006669},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005016","490:4900006425","491:4910002417","491:4910002018","490:4900005939","491:4910003062","490:4900007651","491:4910001910","491:4910001917","491:4910001516","491:4910001574","491:4910001754","491:4910001460","491:4910002313","490:4900006546","490:4900006306","491:4910002518","491:4910002366","491:4910001694","490:4900002367","491:4910001752","491:4910001865","491:4910002062","490:4900002216","491:4910002116"],"twin_admin_codes":[490,490,491,491,490,491,490,491,491,491,491,491,491,491,490,490,491,491,491,490,491,491,491,490,491],"twin_sims":[0.500238360000577,0.42316547113940245,0.38737410745552503,0.3002995182410716,0.29308064845592546,0.2715340694783757,0.253003393733413,0.23694413978821857,0.23178463984682846,0.21904925313814405,0.19456534119110633,0.11990771683508793,0.10725220615727982,0.07963810204425566,0.07696951653750114,0.07424668235051847,0.07178348528068801,0.06811186987202464,0.053569818404603765,0.04959189614780781,0.046559335191876314,0.046102873792331626,0.04560456244821408,0.0446534190476658,0.04342087276659915],"twin_dists":[0.15286294179703275,0.1703280002207553,0.17886544932587006,0.2014499335196341,0.20347709583923665,0.20971152106899785,0.21532174602693083,0.22039902252890917,0.22207752105366668,0.2263290666106984,0.23499655164308997,0.2674930743631125,0.27443632531050416,0.29216059800602295,0.294121749495197,0.2961800245745124,0.29809524073709404,0.30105140245703654,0.31421947684030865,0.31833441466793594,0.3216604735444517,0.3221766956045845,0.3227451571434362,0.3238448089240693,0.32529942675879203],"n_dims_used":44,"mean_confidence":0.893155964938077},"coverage":{"mean_confidence":0.893155964938077,"n_dims_used":44,"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}}