{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850007127},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001645","500:5000001375","500:5000001379","499:4990003012","500:5000002022","500:5000001430","500:5000001880","500:5000001619","499:4990003011","499:4990002918","500:5000006138","477:4770002470","500:5000005347","500:5000001904","477:4770002540","477:4770000932","477:4770002973","477:4770002472","500:5000001431","479:4790000423","500:5000001879","500:5000006273","500:5000001329","489:4890004489","500:5000002143"],"twin_admin_codes":[500,500,500,499,500,500,500,500,499,499,500,477,500,500,477,477,477,477,500,479,500,500,500,489,500],"twin_sims":[0.45368144299249613,0.4440579567450614,0.4239573911621872,0.3959358822994569,0.36856704314174726,0.3475463820398135,0.33514615369191125,0.31207054143477236,0.3100363166148366,0.29088231944970644,0.2704412155932144,0.2674920772685331,0.26254039346613445,0.2571083166010748,0.2456355264228707,0.2372979776117499,0.2306092551218683,0.22909801393756032,0.2275861708529138,0.22396678663793582,0.2100861611486108,0.20333044496672228,0.20193409335234702,0.20111523148304622,0.19484524214644086],"twin_dists":[0.16328689049829898,0.16548682310447274,0.1701427482120774,0.17679185697519975,0.18349869276056657,0.18881956326475993,0.19203765035940099,0.19820446914620046,0.19876023428136383,0.20410026659394404,0.2100356390491208,0.21091435446734708,0.2124033873082976,0.21405725437893122,0.2176245706593432,0.2202847913131896,0.22246332343130712,0.22296127540714886,0.223461601984787,0.22466841212065322,0.22942154791422262,0.23181215821511217,0.23231303447469992,0.23260787125259824,0.234893344850462],"n_dims_used":45,"mean_confidence":0.920896233452691},"coverage":{"mean_confidence":0.920896233452691,"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}}