{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011838},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011640","490:4900011455","490:4900011770","490:4900010674","490:4900011905","490:4900011769","490:4900011901","490:4900011645","490:4900011237","490:4900010588","490:4900011456","490:4900011703","490:4900011765","490:4900012178","490:4900011441","490:4900011978","490:4900011701","490:4900011573","490:4900011776","490:4900010843","490:4900011176","490:4900011434","490:4900009635","490:4900011707","490:4900011305"],"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":[0.3755020794849537,0.3371819288400473,0.316300927781025,0.27620786857252083,0.22815383204937223,0.22806675039187838,0.2194068698286776,0.2165966918373264,0.20638244313017293,0.1917289323764442,0.17934579412746082,0.17227793283227358,0.14834286751807352,0.14677441706049202,0.14462385255738952,0.13912476181286065,0.13682397441048003,0.1351919179252825,0.13469090293098326,0.13150407273322987,0.1279620935302314,0.12141866406964436,0.1196130904310811,0.11520500292122568,0.11388101202037758],"twin_dists":[0.18177708247973326,0.19150499793893602,0.19705527014737534,0.20833434859664218,0.2232734841797484,0.22330232212479598,0.2262074631938148,0.22716664465163394,0.23072554942123596,0.23604828052704535,0.24077199465114077,0.24357240546662454,0.25371964273061953,0.2544253105536514,0.2554020033268263,0.2579494459391391,0.2590375894504108,0.25981779220032686,0.2600587180893329,0.2616071605496375,0.2633617131014285,0.2667022906042339,0.2676481586887882,0.2700041616525285,0.2707253005287573],"n_dims_used":45,"mean_confidence":0.8913463168674045},"coverage":{"mean_confidence":0.8913463168674045,"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}}