{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002642},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002980","493:4930001482","496:4960002474","474:4740002091","470:4700005822","493:4930001646","474:4740000942","481:4810002764","496:4960002339","493:4930003993","493:4930003659","493:4930004893","487:4870011940","493:4930001481","493:4930001955","474:4740001158","487:4870011823","493:4930002475","496:4960012383","488:4880005901","474:4740001360","493:4930002643","470:4700002701","493:4930003153","493:4930001799"],"twin_admin_codes":[493,493,496,474,470,493,474,481,496,493,493,493,487,493,493,474,487,493,496,488,474,493,470,493,493],"twin_sims":[0.375368581890361,0.27921363041391767,0.27325920699629014,0.2257691760497131,0.2230054057551228,0.20462563122911692,0.1982655329672246,0.19592047433868676,0.18855953172625514,0.18834988343560186,0.1873351893340796,0.18446877021342042,0.17977776422872935,0.17647032436348487,0.17359053446678913,0.16989124174965597,0.16220494735105084,0.15395578747733202,0.1467363977224383,0.14450466488786218,0.14275179424620285,0.13817756058417233,0.13788325782442706,0.1373459668341241,0.13670961453295868],"twin_dists":[0.1818100743897455,0.207456197610879,0.20920151276978288,0.22406583615935766,0.22499114224429426,0.23134967582468455,0.23364041764905713,0.23449783285355585,0.2372363977326547,0.23731547986516396,0.23769911024057894,0.2387907724742048,0.24060340388102774,0.24190165201609026,0.2430462149497977,0.24453657467440884,0.2477094728458611,0.2512384821733229,0.254442485016481,0.2554564470134283,0.25626101528310913,0.2583957778666921,0.25853492205970086,0.2587895231422787,0.2590920312290973],"n_dims_used":45,"mean_confidence":0.9280276828342013},"coverage":{"mean_confidence":0.9280276828342013,"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}}