{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004840},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001161","490:4900004290","490:4900004993","490:4900005522","490:4900003874","496:4960000892","490:4900005401","478:4780004188","490:4900005250","493:4930004453","487:4870002774","490:4900005256","490:4900005393","496:4960010940","490:4900005781","474:4740000029","481:4810004461","478:4780004367","490:4900005251","478:4780003527","490:4900004458","493:4930006232","493:4930005939","481:4810003145","490:4900005920"],"twin_admin_codes":[490,490,490,490,490,496,490,478,490,493,487,490,490,496,490,474,481,478,490,478,490,493,493,481,490],"twin_sims":[0.32379664669223157,0.3034281298797287,0.29515328661372925,0.2554781460270983,0.24036981108371258,0.2362090647675231,0.23438075628685717,0.2312622834946968,0.22647128730144472,0.2244165509310198,0.22260971827988008,0.22230434251538245,0.22131935000015657,0.21111672299610248,0.20988405100367347,0.20761995160925756,0.2031054503379763,0.20262519266654613,0.19635708382008843,0.1961677266073322,0.1958694217615617,0.19529163978030056,0.19462628395506973,0.19314116222937544,0.19303427279577132],"twin_dists":[0.1950401409874957,0.20058024546004663,0.2028920874030664,0.21455787365684714,0.21929772809348194,0.22063668694219107,0.22122992039206113,0.22224881723741444,0.2238319709540618,0.22451774552574572,0.225124241713264,0.22522707051034585,0.22555938993853558,0.22906149361767944,0.22949230112925212,0.23028808721869087,0.23189270462194486,0.23206483841870357,0.2343376606761658,0.23440709689025094,0.23451657787482444,0.2347289591511517,0.2349740716778279,0.23552328785580806,0.23556293002651332],"n_dims_used":45,"mean_confidence":0.9176454332139757},"coverage":{"mean_confidence":0.9176454332139757,"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}}