{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009304},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008187","490:4900010106","490:4900008082","490:4900009077","490:4900009491","466:4660003547","490:4900008969","490:4900008067","490:4900008746","490:4900008414","490:4900008292","490:4900007962","490:4900008070","490:4900007840","490:4900008629","490:4900008084","490:4900008412","490:4900008409","490:4900009386","490:4900010013","490:4900007954","490:4900011050","490:4900008854","466:4660004639","490:4900009174"],"twin_admin_codes":[490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490],"twin_sims":[0.3846399825794892,0.38232658219663873,0.37449720638364653,0.36350167735094163,0.357757322108391,0.3146911209867705,0.3030098129177768,0.2900240411480815,0.28136717677185114,0.26660729016027307,0.2651848522657913,0.2591387799398567,0.24748766883681325,0.24639835813448932,0.23622544626866435,0.23319310789313766,0.23017280101067875,0.22764802928822647,0.22662469416043046,0.22656011152253835,0.22485760871943689,0.21403249839693594,0.2138462383401912,0.213720998578407,0.21321100132342716],"twin_dists":[0.17953216016321238,0.18009804389993805,0.18202556306526352,0.18476638269571513,0.1862148708458637,0.19749154477188588,0.20069622547649282,0.20434432673019226,0.20683055722998958,0.21117915333953416,0.2116060083466941,0.21343650302402783,0.2170415648720553,0.21738411011012962,0.22063138521642608,0.22161690415281468,0.22260691280185455,0.22344108758727174,0.22378093694743034,0.22380241892198155,0.22437019052106022,0.2280492016528875,0.22811358697638426,0.22815690046164672,0.228333457653216],"n_dims_used":45,"mean_confidence":0.9144901699490018},"coverage":{"mean_confidence":0.9144901699490018,"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}}