{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850007086},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000686","500:5000000752","485:4850005536","485:4850006863","480:4800003362","470:4700007583","485:4850008336","485:4850008888","486:4860000237","473:4730000269","466:4660012931","480:4800001046","480:4800003424","473:4730004128","470:4700004762","500:5000005533","488:4880006399","479:4790001800","481:4810003188","486:4860000277","500:5000001833","485:4850005266","470:4700008905","500:5000005032","493:4930000223"],"twin_admin_codes":[500,500,485,485,480,470,485,485,486,473,466,480,480,473,470,500,488,479,481,486,500,485,470,500,493],"twin_sims":[0.061686850322537984,0.0556367476387237,0.05075159568757267,0.04594412258283097,0.04303168833111148,0.04006776545133799,0.03774639662485292,0.03539704686728395,0.028901147529567364,0.027993614406954973,0.02694444383813454,0.026324295875799496,0.026098520879701412,0.02550664589917552,0.02428353229874738,0.023585913446781986,0.02105275943593306,0.020881542832100534,0.020463604142082856,0.020149686885610283,0.018095260835193742,0.017682380314680324,0.01687114268692076,0.015849838954825075,0.01448704526041946],"twin_dists":[0.3065524612322976,0.31218063008994673,0.31710723650677153,0.32235723407184746,0.32576593962262673,0.3294403076030526,0.332481998336331,0.33572627235669744,0.3457625709759789,0.34731550341205597,0.34916572552275693,0.3502887539467779,0.35070328090202824,0.35180485107475,0.3541530742093904,0.35553864431190035,0.3608886314106133,0.3612700957018393,0.36221281465102767,0.36293199629804207,0.36789594444306206,0.3689526679869328,0.37109350907167343,0.3739210740692512,0.377954861692097],"n_dims_used":45,"mean_confidence":0.9176437377929687},"coverage":{"mean_confidence":0.9176437377929687,"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}}