{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003350},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003349","480:4800003386","480:4800003502","480:4800003158","480:4800003250","480:4800003765","480:4800002905","480:4800003329","480:4800003063","480:4800003205","480:4800003504","480:4800002813","480:4800003565","480:4800003297","480:4800003121","480:4800002722","480:4800002763","480:4800003193","480:4800002995","480:4800003694","480:4800002896","480:4800003434","492:4920003487","480:4800005739","480:4800003348"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,492,480,480],"twin_sims":[0.4711282799547176,0.39519874822182494,0.3864570235085891,0.3699987271019517,0.3205908910245157,0.3188113512207609,0.29919213965211805,0.21913504537176584,0.21442591550418744,0.2046737901798641,0.18892442220367486,0.1712818497626739,0.15485176129435818,0.14729942734322113,0.12533957878366736,0.12530904903175638,0.113049011476258,0.11233346315632452,0.11168172468237099,0.11122916406893463,0.11098527225739621,0.10498665652688417,0.10463302404018157,0.10066439135197881,0.09700992264482805],"twin_dists":[0.15934121531138676,0.17696955943474016,0.17908882877921667,0.18314197430692508,0.19589873073323935,0.19637741643498235,0.20175902780792745,0.22629988182381272,0.22791333176638862,0.23133251805693164,0.23709890289056837,0.2439736291043972,0.25084859650823543,0.25418848344055933,0.26468462538255993,0.2647001490447342,0.27118177496429297,0.2715764335595892,0.2719375889084709,0.27218932966894016,0.2723253247609921,0.275745406806852,0.27595172022449055,0.27830518714896985,0.2805374311123346],"n_dims_used":43,"mean_confidence":0.9135536371275436},"coverage":{"mean_confidence":0.9135536371275436,"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}}