{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003069},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002854","480:4800002658","480:4800003754","480:4800003151","480:4800003568","480:4800002609","480:4800002896","480:4800003243","480:4800003493","480:4800002995","480:4800003434","480:4800003071","480:4800003435","480:4800002659","480:4800002564","480:4800003618","480:4800003289","480:4800003149","480:4800002713","480:4800003686","480:4800002665","480:4800002722","480:4800004142","480:4800003205","480:4800003562"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6988157877705804,0.5564587400716402,0.4729414634116726,0.44650770247911276,0.38232265576856334,0.3279873402371566,0.26483490469558624,0.25821263828178553,0.24550430244333352,0.24433221069644914,0.19319920539160562,0.18804569064000634,0.1858741523453471,0.18391476787747474,0.17310192452839224,0.1696671969808192,0.16886496281977217,0.1659542820628845,0.16535805194572298,0.15380183403068393,0.15259214735839047,0.15002589251946205,0.14912039013733533,0.14816481114231256,0.14153186550956237],"twin_dists":[0.10995209812526666,0.14062021830164487,0.15893407607093848,0.16492511833720683,0.18009900574012555,0.1939248572681094,0.21171124152914078,0.21371926021110632,0.21766598364103135,0.21803651836351215,0.2355017677375431,0.2374303351674584,0.23825406091377424,0.23900313544112062,0.24324175348054763,0.24462758138149376,0.2449541575619386,0.24614850449347012,0.24639501750455434,0.2513056427039774,0.2518350783011393,0.25296852373345136,0.2533718647849915,0.2537994747130878,0.2568253054430703],"n_dims_used":43,"mean_confidence":0.91353935419127},"coverage":{"mean_confidence":0.91353935419127,"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}}