{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002860},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002613","480:4800002670","480:4800002846","480:4800003165","480:4800004234","480:4800003240","480:4800003249","480:4800002942","480:4800003285","480:4800003631","480:4800002669","480:4800003760","480:4800002617","480:4800002557","480:4800003102","480:4800003108","480:4800005338","480:4800003558","480:4800003382","480:4800002554","480:4800003436","480:4800002847","480:4800003059","480:4800005586","480:4800002566"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.44765705359699426,0.3611324391024018,0.3106079837206528,0.22323624824217883,0.22114257254607816,0.21857662006386447,0.21532600733967677,0.2073027209075025,0.20487511371332046,0.19605312177352266,0.18054868263240206,0.17525310980252704,0.1659572325969492,0.16240323001833057,0.15302707261840667,0.15225177529706915,0.15135372911162406,0.15015842221209572,0.1454645215362769,0.13991931175208544,0.13475752408799696,0.1317548714068051,0.12901230613429115,0.1266724550685172,0.12145589071600857],"twin_dists":[0.16466198681053706,0.1853623828201752,0.19860384044328977,0.22491356527249745,0.2256191361344246,0.2264899844829962,0.22760310929327035,0.23040005904861693,0.2312608216949715,0.2344491443976176,0.24030323902386722,0.24238379276148111,0.24614728617767415,0.24762627092253864,0.2516443741290244,0.2519846016790639,0.25238028991033684,0.25290964113425024,0.25501893599642966,0.2575767913450611,0.2600266428739767,0.261484283068857,0.2628376940060302,0.2640096690581927,0.2666829023534818],"n_dims_used":43,"mean_confidence":0.9131915957428688},"coverage":{"mean_confidence":0.9131915957428688,"n_dims_used":43,"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}}