{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006283},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007142","490:4900005519","487:4870005135","490:4900004839","493:4930007123","490:4900005778","490:4900003434","478:4780005739","490:4900000811","466:4660014102","496:4960012351","490:4900000468","487:4870003827","496:4960001679","466:4660009073","490:4900003492","490:4900005791","466:4660002640","490:4900004177","490:4900006143","466:4660014253","466:4660011256","466:4660011906","487:4870004857","466:4660011839"],"twin_admin_codes":[490,490,487,490,493,490,490,478,490,466,496,490,487,496,466,490,490,466,490,490,466,466,466,487,466],"twin_sims":[0.409889142220173,0.27846388047823434,0.2271929176160335,0.18133552197052322,0.17726321116603214,0.13912466963259104,0.1349029016503086,0.13166972595276544,0.1301784209349858,0.12215932594477123,0.1214625701905872,0.11585460388460084,0.11504397930715642,0.110117625038703,0.10521701771947019,0.10105276225052176,0.09841568149746194,0.09724084128879283,0.0971831513677377,0.09459238445507206,0.08966318782231214,0.08519673491865264,0.08407739244400543,0.079797015841805,0.07965926404148828],"twin_dists":[0.17345597581141758,0.20767470000132737,0.22359210480911793,0.23999780932062428,0.24158886018017733,0.25794948926495403,0.2599566911426525,0.26152597985944215,0.2622596077090936,0.2663173907694132,0.266679424052753,0.2696526710015454,0.2700915249255427,0.27281100846240075,0.2756113020419018,0.27807171075338777,0.2796710782051724,0.28039444494315857,0.2804301418625429,0.2820506884356345,0.2852331737074034,0.28823898905065026,0.28901188639266356,0.2920454863317855,0.29214525835409144],"n_dims_used":45,"mean_confidence":0.9009601169162327},"coverage":{"mean_confidence":0.9009601169162327,"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}}