{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005446},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004975","481:4810002676","481:4810004814","481:4810002570","485:4850004398","481:4810002743","470:4700008359","481:4810004716","479:4790003989","470:4700004801","485:4850004337","489:4890000147","470:4700000196","470:4700000457","470:4700005295","470:4700005138","481:4810002296","481:4810004522","481:4810002858","481:4810004518","481:4810004517","470:4700006160","489:4890001453","481:4810002562","481:4810002687"],"twin_admin_codes":[470,481,481,481,485,481,470,481,479,470,485,489,470,470,470,470,481,481,481,481,481,470,489,481,481],"twin_sims":[0.5562590663870284,0.5555104985709161,0.5130166515803588,0.49941060035773654,0.47612369838625523,0.47206164178537285,0.47023025527461454,0.4608443152947964,0.44921610033258697,0.445041521144588,0.4434514918649939,0.4392929345531832,0.42553303922766017,0.4206843951705986,0.42002417462822467,0.4149271579414676,0.40682258935209814,0.4000908607975184,0.3982407631213604,0.39001571489794024,0.38950852016821297,0.38578627022839446,0.3839481300832206,0.38179911352829876,0.3810627970716561],"twin_dists":[0.14066326097695964,0.14082464642674183,0.15005387962768524,0.15304557214584505,0.15822077287740388,0.1591315694057453,0.1595430556308904,0.1616606131004855,0.16430546730382106,0.1652611586775193,0.16562606320849632,0.16658283275939642,0.16977458906491905,0.17090933628751787,0.17106427456998405,0.1722639354095296,0.17418469600829614,0.17579303278109287,0.17623719317664316,0.17822340873663917,0.1783465229338218,0.179252367167624,0.17970122409322972,0.1802272981429156,0.1804078734301882],"n_dims_used":43,"mean_confidence":0.9133585552836574},"coverage":{"mean_confidence":0.9133585552836574,"n_dims_used":43,"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}}