{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870011588},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660000330","496:4960000467","496:4960000472","466:4660001265","466:4660001550","488:4880004906","466:4660004750","493:4930004295","466:4660001183","466:4660001349","487:4870005012","493:4930005260","466:4660001352","496:4960000057","466:4660001556","487:4870005576","487:4870009546","487:4870013251","466:4660002674","466:4660001655","493:4930005378","469:4690001262","496:4960000468","493:4930005013","469:4690004955"],"twin_admin_codes":[466,496,496,466,466,488,466,493,466,466,487,493,466,496,466,487,487,487,466,466,493,469,496,493,469],"twin_sims":[0.6055735566274828,0.5563253808212423,0.5124566991832172,0.5103991825642217,0.5070020555786534,0.46858417615883646,0.4533291298312194,0.45172814702225433,0.4488587044223203,0.4456901475998222,0.4389842488305902,0.4383041417334007,0.43776989822355594,0.4368052986246156,0.41678899955229,0.4162228563133476,0.41458287254231657,0.413774855081222,0.4090879688511946,0.4052255061379793,0.40315931309484565,0.40127273670783936,0.39545369579811895,0.3921399556324569,0.3902208632938306],"twin_dists":[0.1300794289211411,0.1406489656477966,0.15017658955285437,0.1506277728814806,0.15137374002363846,0.15991336734655487,0.16336712039407794,0.16373199141826295,0.1643871546555666,0.1651124452496993,0.16665399336811554,0.16681084630195797,0.16693412596793028,0.16715686330221005,0.17182499526613712,0.17195837751180318,0.1723451956102987,0.1725360231691049,0.17364612974539365,0.17456518313780028,0.1750584257891776,0.1755097836167892,0.1769080814185237,0.1777085924836118,0.1781736332606648],"n_dims_used":42,"mean_confidence":0.9126729511079335},"coverage":{"mean_confidence":0.9126729511079335,"n_dims_used":42,"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}}