{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000560},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000669","489:4890000561","489:4890000513","489:4890000512","489:4890000841","489:4890000727","489:4890000670","489:4890000785","485:4850003253","485:4850003337","485:4850001603","481:4810006049","489:4890000615","481:4810006122","481:4810006104","481:4810005861","481:4810005500","481:4810005960","485:4850003339","485:4850001606","489:4890000725","485:4850001681","489:4890000840","481:4810006121","481:4810005899"],"twin_admin_codes":[489,489,489,489,489,489,489,489,485,485,485,481,489,481,481,481,481,481,485,485,489,485,489,481,481],"twin_sims":[0.8321503415133503,0.8236736063513121,0.8105054766735792,0.8027365622685702,0.7677661734074337,0.7625201604604654,0.7605721888668815,0.7513348662124688,0.7182118245748075,0.7082098474823348,0.7026282864357943,0.6922893323733184,0.6859233332501937,0.6797288503219314,0.6716991575751179,0.6709102884923399,0.6642622601477982,0.6605539656972338,0.6537426746547356,0.6515936647392335,0.6334912621924855,0.6244900032302558,0.6234522343811795,0.6204443893789919,0.6184966271527176],"twin_dists":[0.07873054312283961,0.08089438350895545,0.08418776037534169,0.0860958509872502,0.09441974443660812,0.09563672428624226,0.09608680343330786,0.09820844457568387,0.10566879656722916,0.10788417089025458,0.10911424668274555,0.11138224123016076,0.11277255579541318,0.11412137190983848,0.11586445358062414,0.11603540097852762,0.11747407443940668,0.11827515668304296,0.11974420246403349,0.12020711711282607,0.12409764795490336,0.12602777696823597,0.1262501768899377,0.12689465863745625,0.12731191845771808],"n_dims_used":45,"mean_confidence":0.9196072896321614},"coverage":{"mean_confidence":0.9196072896321614,"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}}