{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000701},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000335","470:4700000719","489:4890000661","489:4890000591","489:4890000438","481:4810005749","470:4700000715","485:4850003814","470:4700000420","470:4700000611","489:4890001602","489:4890001116","489:4890001256","481:4810005845","489:4890000646","488:4880006191","481:4810005603","489:4890000217","489:4890001388","489:4890000390","470:4700005467","472:4720002152","478:4780003652","466:4660005956","479:4790003982"],"twin_admin_codes":[489,470,489,489,489,481,470,485,470,470,489,489,489,481,489,488,481,489,489,489,470,472,478,466,479],"twin_sims":[0.4697448848996845,0.43086055427382225,0.4162212246300781,0.40700385692643054,0.38000187496401827,0.3535884794423328,0.3384113801230828,0.337669644942977,0.3261002973073506,0.30439383335358217,0.2986074841254443,0.2967334262147063,0.28236879050145447,0.27305846153988533,0.26258342115821287,0.2450380883270399,0.24035030221572168,0.2400395684046455,0.23782377678986777,0.22309782249142962,0.21690057430425683,0.21648000091812578,0.20968901242886537,0.20701153086124657,0.2031797253259278],"twin_dists":[0.15965220172272165,0.16853393236830597,0.1719587620457225,0.17414155306083193,0.18066835140601706,0.18727356430367056,0.19118415832030874,0.19137764736477278,0.19442607955169372,0.20031285440648666,0.20192248851739297,0.2024477157676831,0.2065405608774068,0.20926075779300307,0.21239037315574302,0.21781323159148333,0.2193039708608399,0.21940344895005318,0.2201152500179018,0.22496007823432235,0.22706252036972646,0.22720665452168917,0.22956062270481425,0.2305029423452449,0.23186610796039675],"n_dims_used":45,"mean_confidence":0.9086238437228733},"coverage":{"mean_confidence":0.9086238437228733,"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}}