{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000132},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002698","477:4770000455","477:4770000081","477:4770000610","477:4770000107","477:4770000617","477:4770000106","477:4770001307","477:4770000558","477:4770000164","489:4890002528","477:4770000609","477:4770000200","489:4890002128","485:4850007189","477:4770000195","489:4890002369","477:4770000404","489:4890002452","477:4770002015","477:4770001950","477:4770001890","477:4770000438","477:4770000161","489:4890001877"],"twin_admin_codes":[489,477,477,477,477,477,477,477,477,477,489,477,477,489,485,477,489,477,489,477,477,477,477,477,489],"twin_sims":[0.6719880012688974,0.5999469365071322,0.5831118450109806,0.5787550923153909,0.5667675941826597,0.560757863866686,0.5594869882103761,0.5485018642413236,0.5464236729281711,0.5415510647832096,0.5389658184955738,0.5332228262374117,0.5136325997673029,0.5112274850015661,0.5055283952501226,0.5014987156397873,0.501352589346148,0.49987934127573913,0.49491054519627986,0.4920478844516673,0.4891908425767469,0.48077081419820605,0.47428574461683126,0.4720414421485641,0.4697513691161346],"twin_dists":[0.1158018485045991,0.13128429430287894,0.13489155483334106,0.13582609862629805,0.13840086741821628,0.1396940130277114,0.13996770682162277,0.14233729520581825,0.14278642905809724,0.14384066065541873,0.1444007052001152,0.1456466818598677,0.14991893738596454,0.15044608270238308,0.15169774539645076,0.15258502804932067,0.15261723960912676,0.1529421424909383,0.15403992951825263,0.15467383415853467,0.15530758008513615,0.15718189339469482,0.15863256097025447,0.1591361050532725,0.1596507433544401],"n_dims_used":45,"mean_confidence":0.9199306911892361},"coverage":{"mean_confidence":0.9199306911892361,"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}}