{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001049},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002724","470:4700003410","499:4990001246","470:4700002384","470:4700005779","500:5000001704","470:4700006074","500:5000005179","470:4700004088","470:4700004257","470:4700004102","470:4700004880","470:4700003929","500:5000005506","470:4700004098","477:4770001313","470:4700002252","470:4700003229","500:5000002006","470:4700003582","466:4660004230","478:4780009855","470:4700004099","470:4700002889","499:4990001247"],"twin_admin_codes":[470,470,499,470,470,500,470,500,470,470,470,470,470,500,470,477,470,470,500,470,466,478,470,470,499],"twin_sims":[0.2464991082219787,0.23573017382459974,0.20552409414697695,0.20530791710297197,0.1752970466060389,0.1700489251129572,0.16866370785791887,0.16543865426402224,0.15628018234599234,0.14630901080443567,0.1423253565480616,0.14042687250078842,0.13831511065466168,0.13705328392970953,0.13059603489786986,0.12710711585891998,0.1251531118890762,0.12362285632677565,0.12202129428529031,0.11814117945475498,0.11594391263929106,0.10872507108688254,0.10706992035133278,0.10692364413176604,0.10662187086176161],"twin_dists":[0.21735238738897728,0.2207917820253543,0.23103003124460997,0.23110685267518527,0.24236634787953365,0.24447257553700244,0.2450362600041311,0.246361654778057,0.25023041478172553,0.25463577517565306,0.25645785914784486,0.25733956394369406,0.2583308211455686,0.2589285276793457,0.2620535317753056,0.2637907254835889,0.26477948424624964,0.26556203600797385,0.26638898653717646,0.2684273435205588,0.2696044656576834,0.2735967444882874,0.27454085492270613,0.2746248352126685,0.27479837189380174],"n_dims_used":45,"mean_confidence":0.9261439853244358},"coverage":{"mean_confidence":0.9261439853244358,"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}}