{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011779},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011458","490:4900011017","490:4900011385","490:4900012185","490:4900011246","490:4900012184","490:4900011080","490:4900011388","490:4900011387","490:4900011778","490:4900011177","490:4900011386","490:4900012120","490:4900011174","490:4900010999","490:4900011176","490:4900011451","490:4900011081","490:4900011090","490:4900011768","490:4900012104","490:4900011245","490:4900012042","490:4900010941","490:4900010674"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5045058532694068,0.37567926510291194,0.35858020431174276,0.31689971835539815,0.23488398352954973,0.19111867961536602,0.18473810391770634,0.17760549631204625,0.1629098109841,0.15998543344418967,0.15821903443963176,0.1485594883936743,0.14277213114151682,0.14230401470507772,0.14187167643374876,0.13719562333869914,0.1341817869211055,0.12795299368103888,0.12449304966270335,0.123898541853956,0.11837679347024536,0.1130208264141572,0.10458196560556332,0.10304487847728562,0.09864356279645935],"twin_dists":[0.15192271396546944,0.18173330260216128,0.18600664896578883,0.1968933123443082,0.22106633639815215,0.23627597454121527,0.23868769235845438,0.24145413698450777,0.24741403696782238,0.24864588521076028,0.24939790134153023,0.25362261555576887,0.2562516386863602,0.2564677220683358,0.25666776017218246,0.25886089839407606,0.2603042296232671,0.26336626779956335,0.2651161340411822,0.2654205124190665,0.2683021190038186,0.2711972838696552,0.27598155314798617,0.2768850159394204,0.27953155368300137],"n_dims_used":45,"mean_confidence":0.8921253628200955},"coverage":{"mean_confidence":0.8921253628200955,"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}}