{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003736},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003868","489:4890003807","489:4890003867","489:4890003675","489:4890004321","489:4890004429","489:4890003674","489:4890004431","479:4790001893","489:4890003930","489:4890003927","479:4790001977","489:4890004381","489:4890003989","489:4890004007","489:4890004274","489:4890003923","489:4890004430","489:4890003623","489:4890004326","489:4890004164","489:4890004522","489:4890004370","489:4890004387","489:4890004419"],"twin_admin_codes":[489,489,489,489,489,489,489,489,479,489,489,479,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8672775275876288,0.8645048081349103,0.8588419182350122,0.8569829293555291,0.8334836557862945,0.8110723193274358,0.8013875854924551,0.7968165969550991,0.7876956239973956,0.7860604964383046,0.7844841175341878,0.7775973625724485,0.7701056859759261,0.766105980963537,0.7659163096933684,0.7658859886379229,0.7546253005746782,0.7542767808939957,0.7502567113456003,0.7485803160308568,0.7474728691541903,0.7472491091713718,0.7471179585788114,0.7461245573021777,0.7435260095166089],"twin_dists":[0.06930875917131263,0.07008372281276631,0.07164797835119206,0.07215630149219934,0.07838679795088445,0.08404757095916807,0.08642472789144039,0.08753400614381807,0.08972504278614027,0.0901148375860824,0.09048980131957743,0.09211872372087575,0.09387464482580571,0.09480566477733578,0.09484970799134962,0.09485674790238326,0.09745502243745284,0.09753494357882961,0.09845477266753688,0.09883726288839517,0.09908959870227875,0.0991405505547571,0.09917040946386049,0.09939645468885369,0.09998674528373862],"n_dims_used":45,"mean_confidence":0.9171424018012153},"coverage":{"mean_confidence":0.9171424018012153,"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}}