{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001375},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001376","487:4870002099","496:4960006619","494:4940007158","490:4900004433","494:4940005037","487:4870011417","487:4870010132","494:4940004166","466:4660010987","487:4870002499","466:4660013203","466:4660012858","466:4660011808","487:4870002024","466:4660011639","487:4870000409","486:4860002444","466:4660011803","487:4870003492","487:4870001184","494:4940006056","472:4720007420","487:4870001183","487:4870001923"],"twin_admin_codes":[487,487,496,494,490,494,487,487,494,466,487,466,466,466,487,466,487,486,466,487,487,494,472,487,487],"twin_sims":[0.05605726918039121,0.038408644702673564,0.03825139021810147,0.03566304601871578,0.03455780873548319,0.03276654253363328,0.02820908707820313,0.025792431310649244,0.02384424257071545,0.022996174493296183,0.022364721730684056,0.021390891376003574,0.019470364355248893,0.01939670437475877,0.018196357315130907,0.018049917766140542,0.018024748861750855,0.017935392792954946,0.01764055734680801,0.0173565629190474,0.016755716610110133,0.01645327387416072,0.01633475298467247,0.01593342085101907,0.015224807120995151],"twin_dists":[0.31177351668877307,0.33159847103946705,0.3318070945306636,0.3353499219762081,0.3369296526411642,0.3395837797949885,0.346942919877616,0.35127023628424997,0.35502147831214736,0.3567379312124553,0.3580519953308953,0.3601431515312224,0.3645223929927125,0.36469774040613134,0.36764041887626364,0.36801095708311954,0.3680749071879867,0.36830257977108577,0.3690609114222693,0.3698019330744252,0.37140542042679314,0.37223173629683115,0.3725591937019047,0.3736837453071344,0.3757315890356876],"n_dims_used":43,"mean_confidence":0.9124411649482195},"coverage":{"mean_confidence":0.9124411649482195,"n_dims_used":43,"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}}