{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002018},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001958","480:4800002071","480:4800001911","470:4700004193","496:4960011966","496:4960010294","480:4800001407","480:4800002306","480:4800002011","470:4700005052","480:4800002072","496:4960010056","496:4960010651","496:4960010207","496:4960009219","466:4660000509","480:4800002399","496:4960011605","493:4930004124","480:4800003856","488:4880002771","466:4660002294","496:4960009966","480:4800001737","480:4800002484"],"twin_admin_codes":[480,480,480,470,496,496,480,480,480,470,480,496,496,496,496,466,480,496,493,480,488,466,496,480,480],"twin_sims":[0.4109485903710316,0.2927896738632803,0.27678360045733813,0.2536348164397582,0.25084216293268985,0.24735878787480084,0.2200751478047996,0.2078849300216517,0.20597205168347119,0.19450514779372075,0.18226992930868535,0.1790788638767667,0.16782149400538932,0.16659114295832553,0.1652823985961941,0.16194215707693724,0.16108305168675133,0.15704250213574442,0.1542656900169299,0.15279995516689124,0.15046144521436378,0.14798928907407827,0.14307705847817442,0.14280275230371636,0.14279130407695362],"twin_dists":[0.1732047723322722,0.2035594201146303,0.20816569537586982,0.2151263978675542,0.21599274215767764,0.21708204227077016,0.225980578611883,0.23019464809568474,0.2308710192149742,0.23501875999068614,0.2396363125495329,0.2408763170671509,0.24538060961824593,0.24588589746134226,0.24642634245158626,0.24781985670044018,0.24818162937277008,0.24990219199685443,0.2511034396188553,0.2517439099269389,0.25277515241606824,0.25387823977391794,0.256111166724293,0.2562375222633978,0.2562427996577503],"n_dims_used":43,"mean_confidence":0.9149034189623456},"coverage":{"mean_confidence":0.9149034189623456,"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}}