{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000913},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002327","491:4910002271","492:4920002943","491:4910002683","491:4910003864","491:4910002521","491:4910002221","492:4920004092","491:4910002279","492:4920004004","492:4920004818","492:4920003248","491:4910002779","491:4910003758","491:4910003364","491:4910002487","492:4920007053","492:4920002860","491:4910003160","492:4920004195","492:4920007062","491:4910002273","492:4920003478","491:4910002486","492:4920003091"],"twin_admin_codes":[491,491,492,491,491,491,491,492,491,492,492,492,491,491,491,491,492,492,491,492,492,491,492,491,492],"twin_sims":[0.5705661520173488,0.2974395946832051,0.2799949874269682,0.261200536537079,0.25657240588134683,0.2439423452322809,0.2390474685026135,0.2091114260384804,0.20762650889954717,0.204147933347801,0.1941286211506161,0.18925615884762054,0.1820666708950559,0.18192002082809802,0.18139180001829017,0.18133117666967258,0.18064490804466807,0.17512380211652953,0.1750323732087003,0.17451750240611377,0.17277591221345578,0.17057726425344244,0.16317267592941365,0.15756073711161245,0.15681621325221679],"twin_dists":[0.13758437104048507,0.202249575391095,0.20722886317033928,0.21280931092280084,0.21422160841622842,0.21816002100084292,0.21972162029218337,0.22976320375050716,0.23028577394580416,0.2315200170036137,0.2351577879136195,0.2369740620087766,0.23971483605632982,0.2397715288953652,0.23997599966029948,0.2399994934717436,0.24026583643887406,0.24243515181135666,0.242471482305893,0.24267632620614035,0.24337244105891806,0.24425844782654083,0.2473040971159949,0.24967972535644214,0.24999950081060163],"n_dims_used":45,"mean_confidence":0.8986845228407118},"coverage":{"mean_confidence":0.8986845228407118,"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}}