{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730006667},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730004956","473:4730007069","473:4730009621","473:4730009391","471:4710000242","473:4730007116","473:4730008284","473:4730008999","473:4730008469","473:4730009447","473:4730009271","473:4730005750","476:4760000265","473:4730004957","473:4730003877","475:4750011575","478:4780000974","498:4980000123","473:4730006392","500:5000001543","500:5000003397","473:4730006116","473:4730009388","473:4730004482","473:4730003660"],"twin_admin_codes":[473,473,473,473,471,473,473,473,473,473,473,473,476,473,473,475,478,498,473,500,500,473,473,473,473],"twin_sims":[0.5371120424820953,0.44943027741735403,0.42469415951491246,0.3868717150907975,0.38374441484445637,0.37649638592718987,0.3757446939350382,0.3478592743899249,0.3456413773565565,0.3404427021721424,0.3379133756650114,0.3312485471748683,0.3207169840248869,0.30992797561875834,0.3064931318411552,0.3042609531950363,0.3020163812906082,0.2983658761089083,0.29411272213787804,0.2847006825039809,0.2845553763581332,0.2845371829564247,0.27827194092459023,0.278176604420957,0.2752311480878162],"twin_dists":[0.14480260557824134,0.16425652611191344,0.16997052734856857,0.17898778889670916,0.17975103250268012,0.18153153496862875,0.18171713868506748,0.18873915884323664,0.18930992141332692,0.19065543267950702,0.19131404251665682,0.19306237115729105,0.19586486909127268,0.198789892286749,0.1997332753889255,0.200349618013897,0.20097203189351226,0.2019900931900979,0.2031854851240584,0.20586780914459463,0.20590963274952687,0.20591487027926816,0.20773069521200982,0.20775851681474108,0.20862095866108848],"n_dims_used":44,"mean_confidence":0.9119501980868253},"coverage":{"mean_confidence":0.9119501980868253,"n_dims_used":44,"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}}