{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000720},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001761","489:4890000608","489:4890000299","485:4850001468","466:4660006307","470:4700008698","488:4880003142","488:4880005914","489:4890001393","485:4850002093","481:4810005568","485:4850003662","485:4850003960","485:4850004328","488:4880003173","488:4880006196","488:4880003242","485:4850001467","481:4810002027","489:4890000080","489:4890000656","481:4810001850","481:4810005607","496:4960000540","481:4810003706"],"twin_admin_codes":[485,489,489,485,466,470,488,488,489,485,481,485,485,485,488,488,488,485,481,489,489,481,481,496,481],"twin_sims":[0.3928513847135079,0.340868464839651,0.28623892846843546,0.27562140287133646,0.24763581318920347,0.23569401897586809,0.22578042040185625,0.21391688183658067,0.21273999385239292,0.2092913895534863,0.2083123365024618,0.2078161178630534,0.20703825597200595,0.20164022364533118,0.19995747232974226,0.19588393578048896,0.19482633003421704,0.19337085574189794,0.1921830668610418,0.1910758834466139,0.18357086425175984,0.17881347618679308,0.17855648703086732,0.17282835047113249,0.1727896690374848],"twin_dists":[0.17753646647251786,0.1905448272050754,0.2054258396029854,0.2085063672717263,0.2169950541694055,0.22080349960577195,0.22406208699346597,0.2280891628726576,0.22849677081455722,0.22970004306980887,0.23004410302730005,0.23021890546219467,0.23049349571182348,0.2324187494917293,0.23302614374949263,0.23451124840469448,0.23490031499597955,0.2354381528616963,0.23587916423546285,0.2362919614251113,0.23913518916285675,0.2409801460131995,0.24108079341455246,0.24335140839788943,0.243366922840125],"n_dims_used":45,"mean_confidence":0.9152794731987848},"coverage":{"mean_confidence":0.9152794731987848,"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}}