{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003625},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003624","489:4890004338","489:4890004567","489:4890004696","489:4890004484","489:4890004232","489:4890004433","489:4890003815","489:4890004056","489:4890004384","489:4890004287","489:4890004288","489:4890004120","489:4890004181","489:4890003869","489:4890004235","489:4890004975","489:4890004286","489:4890004233","479:4790002651","489:4890003870","489:4890004230","489:4890003622","489:4890004834","479:4790003327"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,479],"twin_sims":[0.9450578500184955,0.8719944107292437,0.8630573924846495,0.8496752609063036,0.842293421369028,0.840053663782871,0.8384357011179938,0.8363083604288777,0.829341798803016,0.8187203919889228,0.8173697711534685,0.8162017467924557,0.8100882308560854,0.7970952378047087,0.7961434054168439,0.7897997743242681,0.7855541814875353,0.7698407836243379,0.7659401614089307,0.7622028819012832,0.7597211000306572,0.7596556017510178,0.7576798269341486,0.7520914057812604,0.7380149248421396],"twin_dists":[0.04366145246954796,0.06797593067867706,0.07048586162918133,0.07413115791177269,0.07609067770652068,0.07667865044139809,0.07710156948600952,0.07765536114454555,0.0794515402719302,0.08214243665137383,0.08248076854599837,0.08277269331114617,0.08429086561234071,0.08746660789604088,0.08769672250357546,0.08922213106212512,0.09023535942597535,0.09393644172043152,0.09484416995356186,0.09571009727304142,0.09628314760313587,0.0962982504138459,0.0967533331994251,0.09803543860011829,0.10123401486226309],"n_dims_used":45,"mean_confidence":0.9169991387261285},"coverage":{"mean_confidence":0.9169991387261285,"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}}