{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003057},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002474","489:4890002976","489:4890002981","489:4890003137","489:4890002398","489:4890003056","489:4890002399","489:4890003059","489:4890002642","489:4890003368","489:4890003290","489:4890003370","489:4890003136","489:4890002390","489:4890002482","489:4890003299","489:4890002318","489:4890003143","489:4890002559","489:4890002904","489:4890003369","489:4890002557","489:4890003216","489:4890003433","489:4890002995"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9461580864336195,0.9075865491964961,0.8813554424635777,0.8709832556286655,0.8646957139698201,0.8596713821054359,0.8421160517346943,0.8366088372265928,0.8358096553608888,0.8268075295001268,0.8212205097704521,0.8177583137421603,0.8176527325059623,0.8131593742962911,0.7967806532311394,0.7955224469087342,0.7903944450206701,0.788230323911951,0.787367109333007,0.7810802643023858,0.7777189413386636,0.7761250287708782,0.772174083046938,0.7717810232083002,0.7714248145140613],"twin_dists":[0.0432096199910022,0.057193853678060645,0.0652725660435998,0.06826322810369402,0.07003056108118003,0.07142035921925621,0.07613734844409843,0.07757729529410584,0.07778481687127779,0.08009862928025052,0.08151393362030457,0.08238352339805477,0.08240995524303671,0.08353022942809737,0.08754269822591089,0.0878466681655911,0.0890797284679028,0.08959738497350607,0.08980342747956306,0.09129675110092518,0.09209009273653158,0.09246509911696622,0.0933914530482671,0.09348336688796736,0.09356662578506843],"n_dims_used":45,"mean_confidence":0.9142690022786458},"coverage":{"mean_confidence":0.9142690022786458,"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}}