{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012301},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012304","490:4900012302","490:4900012237","490:4900012241","490:4900012303","490:4900012976","494:4940007326","490:4900000859","494:4940007833","490:4900000861","494:4940000794","494:4940008048","490:4900000633","490:4900013154","490:4900013079","494:4940005054","490:4900000636","490:4900012231","490:4900012240","490:4900012306","494:4940004437","494:4940004802","490:4900013113","494:4940004448","494:4940004797"],"twin_admin_codes":[490,490,490,490,490,490,494,490,494,490,494,494,490,490,490,494,490,490,490,490,494,494,490,494,494],"twin_sims":[0.22197369529504632,0.21367767161226423,0.14757415743198238,0.08264907045996434,0.04034722208746632,0.03355132580892117,0.028092642802802922,0.02514311137938631,0.023307063333821605,0.022168093441643694,0.015769913380595083,0.015599378701300046,0.013342529457145548,0.013090287740321454,0.013014782906275902,0.012056481693996188,0.011951569834659082,0.010759510441191132,0.010731880858804263,0.010435285289157024,0.009005005270099004,0.008895912240222873,0.008052441670465725,0.007876498169990889,0.006297453491937079],"twin_dists":[0.22533851530221208,0.22817188884973044,0.2540648038696333,0.2900101489930227,0.3290842544124661,0.33840610895727236,0.3471439637631708,0.3524924376873712,0.35610243100025074,0.35846776057969687,0.3741490524148979,0.3746389001502014,0.38160999374298876,0.3824526789009967,0.38270771772404005,0.38606391720467664,0.38644557513678546,0.39100483546962206,0.39111573865025634,0.3923225329946814,0.3986099468366313,0.3991253842579861,0.4033132926570162,0.40423616699869036,0.41346660056026535],"n_dims_used":45,"mean_confidence":0.9120847913953993},"coverage":{"mean_confidence":0.9120847913953993,"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}}