{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001363},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001427","489:4890001299","489:4890001169","489:4890001288","489:4890001286","489:4890001300","489:4890001362","489:4890001047","489:4890001425","489:4890001527","489:4890001606","481:4810006128","468:4680001114","470:4700000716","489:4890002513","489:4890001597","489:4890001546","489:4890001441","489:4890001104","466:4660009109","489:4890001592","498:4980003133","475:4750011833","489:4890000353","489:4890001766"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,481,468,470,489,489,489,489,489,466,489,498,475,489,489],"twin_sims":[0.5461318516717626,0.47384108151083115,0.45467866586162664,0.41332117016320974,0.31486436748892976,0.29309556889340366,0.17400662489648291,0.1573434486965191,0.10831907880309745,0.09722387642640364,0.08843790265064816,0.08749881634892095,0.08588678159966297,0.07573400106263518,0.07398301350727002,0.06823126559976754,0.06805203996085947,0.06793796921249255,0.06635520947651581,0.06475085007163729,0.0634089556319351,0.06231962574193772,0.06224096045779177,0.06191118150435685,0.06158253781253115],"twin_dists":[0.14284952017763952,0.15873226520079853,0.16305992352996845,0.17264323962287076,0.19744453248833777,0.2034728757656467,0.24288000804461574,0.24977293729891606,0.2738272885950568,0.2804049406013624,0.28604569915481465,0.2866745075319737,0.2877665414057691,0.29504831395290504,0.2963825583755124,0.3009532585256637,0.3011006356378939,0.30119460053553077,0.3025118348273493,0.3038734663513097,0.3050336827377607,0.3059904044390544,0.30606002267400084,0.3063526623760406,0.3066455694881202],"n_dims_used":45,"mean_confidence":0.9140819973415799},"coverage":{"mean_confidence":0.9140819973415799,"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}}