{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880006337},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000633","470:4700005820","469:4690005296","487:4870012231","493:4930001473","488:4880004815","488:4880004449","469:4690003434","469:4690006177","470:4700007035","481:4810002590","470:4700000980","470:4700002379","466:4660013994","466:4660010758","469:4690005024","488:4880004913","469:4690004226","470:4700000308","493:4930001216","469:4690004027","499:4990001752","496:4960012613","481:4810002162","481:4810003982"],"twin_admin_codes":[470,470,469,487,493,488,488,469,469,470,481,470,470,466,466,469,488,469,470,493,469,499,496,481,481],"twin_sims":[0.609685619122966,0.47403629661736296,0.435019311697197,0.4300655228338222,0.426428950241098,0.40120738171992604,0.4000454668180898,0.39115055053904607,0.38948051973352327,0.38292310725163137,0.3748408609587068,0.3663294786929144,0.36466348632074064,0.3638728504154374,0.3472611119174046,0.34019241361242447,0.3372239693271204,0.3350816518279603,0.33316961245474375,0.3313130063245191,0.33033481297415107,0.32973546867847736,0.32830060520423415,0.3260750906717623,0.32346246040451815],"twin_dists":[0.12919891974428255,0.15868848944697714,0.1675697844770568,0.16871867661811038,0.16956550673938015,0.17552543675605084,0.17580391949600002,0.17794821524439158,0.17835332182656013,0.17995197072594213,0.18194054893840242,0.18405759330452845,0.18447483964135813,0.18467318982873793,0.18889290280514523,0.19072048773951317,0.19149401657191517,0.192054555625608,0.19255648679051648,0.1930453708208765,0.1933035529119973,0.1934619496628718,0.19384180439684934,0.19443278559196353,0.19512942316832466],"n_dims_used":45,"mean_confidence":0.9157040066189236},"coverage":{"mean_confidence":0.9157040066189236,"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}}