{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003114},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002848","487:4870002984","487:4870002862","487:4870002977","487:4870002349","487:4870002863","487:4870002265","487:4870003103","487:4870003964","487:4870004528","490:4900000467","496:4960008763","487:4870003377","490:4900000410","487:4870003119","487:4870002706","487:4870002271","487:4870002986","487:4870002830","496:4960009061","487:4870003244","494:4940005703","496:4960009167","490:4900000818","494:4940007827"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,490,496,487,490,487,487,487,487,487,496,487,494,496,490,494],"twin_sims":[0.665634748410384,0.5479398469334709,0.47848607579157326,0.4500320224649587,0.44970635491581834,0.4072221456762029,0.3441558061769309,0.34063155504705683,0.33108409051224647,0.3303940228591255,0.3161351296003147,0.30515263547403443,0.30280887924483935,0.2985773795846827,0.29767972942980897,0.2953036131852196,0.2943096403458941,0.2826639854916983,0.28059599578292954,0.2751905454324001,0.2713209584715463,0.26931802104931807,0.26856527299660926,0.2663175115220368,0.2613282604399685],"twin_dists":[0.11717733498037977,0.1424587285461794,0.15769224920314237,0.16411906924685013,0.16419345306985889,0.174089610130514,0.18969330851037294,0.19060636296391356,0.19310575285927603,0.19328791328545852,0.19710014503087553,0.20010309654127093,0.20075196820787114,0.20193091036069538,0.20218226016240165,0.20284975182929688,0.20312991503124295,0.20645521206971196,0.20705426286156478,0.20863288662267587,0.20977466215702692,0.21036959954218903,0.21059389739364673,0.2112659969423895,0.21277055941855777],"n_dims_used":43,"mean_confidence":0.9097651991733285},"coverage":{"mean_confidence":0.9097651991733285,"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}}