{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001767},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001981","491:4910001149","491:4910002261","492:4920006985","492:4920006612","492:4920007098","492:4920006688","491:4910001521","492:4920006299","491:4910001410","492:4920004185","491:4910000593","492:4920006609","491:4910001575","491:4910001463","492:4920004652","492:4920007067","491:4910001696","491:4910001528","492:4920006951","492:4920006966","492:4920004414","492:4920004955","491:4910002033","492:4920005016"],"twin_admin_codes":[491,491,491,492,492,492,492,491,492,491,492,491,492,491,491,492,492,491,491,492,492,492,492,491,492],"twin_sims":[0.4059673998370026,0.33486802952309014,0.21980438867990496,0.17323666434064647,0.15186506422186352,0.14735848512962657,0.13253244342507853,0.12684644889806002,0.1234105664578712,0.11276027938420419,0.11154439622248162,0.11033735918006024,0.10966578321882717,0.10396819622313302,0.10365995065154159,0.10082214325513322,0.10004842024861271,0.09971223632058072,0.09871932065003741,0.09746888678941468,0.09669577921484998,0.08823926886217859,0.0766679970054374,0.07446920733435806,0.0715247725457132],"twin_dists":[0.1743883524075792,0.19211055642005562,0.22607244733936216,0.24318779212955682,0.2521547796868623,0.25416188209491225,0.2611044321209242,0.26392195815772235,0.2656711790671048,0.27134079189372945,0.27201389568523515,0.27268772872610947,0.2730651090806825,0.276341063002702,0.2765222390821548,0.27821026684432576,0.27867693890846484,0.27888058937059307,0.27948522552413707,0.28025349934866295,0.2807323805366141,0.28617825977181427,0.2943467602072154,0.2960095464505671,0.298299471407015],"n_dims_used":44,"mean_confidence":0.8965857245705344},"coverage":{"mean_confidence":0.8965857245705344,"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}}