{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005096},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004815","472:4720007346","477:4770002688","477:4770001931","468:4680003257","489:4890004812","472:4720007907","467:4670004045","479:4790002234","489:4890005051","472:4720008104","484:4840004554","467:4670004592","489:4890004635","468:4680002632","479:4790002401","479:4790005708","477:4770002187","472:4720007578","477:4770002053","472:4720004277","468:4680008946","468:4680001004","477:4770003029","489:4890005197"],"twin_admin_codes":[489,472,477,477,468,489,472,467,479,489,472,484,467,489,468,479,479,477,472,477,472,468,468,477,489],"twin_sims":[0.244212901466922,0.2435202649265603,0.21273264078734563,0.21064427076499428,0.19075382721797451,0.18540517480194096,0.17684769172849932,0.17419392152917249,0.17375516259388807,0.172584613251546,0.17073377435690537,0.170642922598405,0.16979654442081066,0.16711776289229044,0.16652384389597022,0.1554761099280094,0.15514407230548738,0.15126707608809545,0.14625718918939853,0.14568176540471722,0.14384099011991341,0.14379591784932264,0.14338213039362455,0.14166749811222706,0.13921414395037363],"twin_dists":[0.2180742999508935,0.21829387248740792,0.22849932229340134,0.22922640892344276,0.23641234859610355,0.23843284381154867,0.24175265713654562,0.24280528521773367,0.2429804204241594,0.2434492086231761,0.24419510805645195,0.2442318707661652,0.24457503009140094,0.24566929406897675,0.2459136137093101,0.250577884583329,0.25072175386757806,0.25241856130386586,0.25465924041860954,0.2549202113282854,0.25576021733668075,0.2557808850285205,0.2559708505310749,0.2567623888887886,0.2579074453596347],"n_dims_used":45,"mean_confidence":0.9188440958658854},"coverage":{"mean_confidence":0.9188440958658854,"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}}