{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007928},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007907","490:4900008802","490:4900008576","490:4900008804","490:4900007795","490:4900008121","490:4900008353","490:4900007906","490:4900009114","490:4900008882","490:4900008471","490:4900009032","490:4900008579","490:4900008352","490:4900009431","490:4900008998","490:4900007777","490:4900008458","490:4900008577","490:4900008360","490:4900009242","490:4900008693","490:4900008580","490:4900008133","490:4900008473"],"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":[0.24555785201495317,0.2072062527584067,0.15922185623505772,0.13337362233840336,0.12676898305143525,0.09490879119768382,0.09063158823694711,0.07134553015396938,0.04196452446914494,0.03884738729604379,0.03729400222410841,0.035152971268595457,0.034121150379232947,0.03383302470516831,0.030547882383437273,0.03023962475099953,0.029541149663259943,0.025229682165210942,0.02356067310345006,0.02167946526339187,0.021064917163578847,0.020991769979233705,0.020097580086547103,0.019343835991596375,0.01934169144902123],"twin_dists":[0.21764908220821483,0.23043413225521558,0.2489702205267392,0.260695392538553,0.26396099769423825,0.28185091461336415,0.2845972015726146,0.2984413186672821,0.3270636035755506,0.3310202071426663,0.3330931344456509,0.3360737258252189,0.33756564614507806,0.33798910921795033,0.3430486481737368,0.34354696997062895,0.3446924230512773,0.35232792288002857,0.3555894374329444,0.35951499699971246,0.36086164726075437,0.36102420293956283,0.3630523165382647,0.3648239522459494,0.36482907823227906],"n_dims_used":45,"mean_confidence":0.9146138509114583},"coverage":{"mean_confidence":0.9146138509114583,"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}}