{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003190},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003347","489:4890003195","489:4890003274","489:4890003196","489:4890003275","489:4890003273","489:4890003031","489:4890002297","477:4770001156","489:4890003198","477:4770003961","477:4770001096","489:4890003276","477:4770001157","489:4890003191","489:4890002538","489:4890003117","477:4770001218","477:4770000904","489:4890002379","468:4680000374","477:4770001561","499:4990000339","489:4890002298","478:4780003628"],"twin_admin_codes":[489,489,489,489,489,489,489,489,477,489,477,477,489,477,489,489,489,477,477,489,468,477,499,489,478],"twin_sims":[0.6343418643668836,0.5574375313138185,0.542990545216869,0.5059433444967449,0.505127926528719,0.4975933253178315,0.4560053787765545,0.45069740341605463,0.43342490691192853,0.4271910765218204,0.4100519197153459,0.40592306489243063,0.4027072171711948,0.3875468805726562,0.38694404983799946,0.38633942636687246,0.38091238963584867,0.37692577860845,0.3765545553168678,0.359246815018652,0.3580119940082659,0.3523592940029634,0.34354564985073277,0.325643423630873,0.32554699206741533],"twin_dists":[0.12391513315782911,0.14040925775299642,0.14352903980361517,0.15160648749789313,0.15178583762720851,0.15344681957206505,0.16275824672524045,0.16396715595371306,0.16793898385247372,0.16938778920470227,0.17341736148212775,0.17439891561456228,0.17516650151174032,0.17882339399620006,0.1789701697424954,0.17911749075278535,0.18044478021937846,0.18142559285174117,0.18151717964682829,0.18583814947946603,0.18615040250683962,0.18758695294866068,0.18985102839705006,0.1945476720381686,0.19457334844230667],"n_dims_used":45,"mean_confidence":0.91971435546875},"coverage":{"mean_confidence":0.91971435546875,"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}}