{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002579},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003178","489:4890003170","489:4890002747","489:4890003526","489:4890001832","489:4890002583","489:4890003599","489:4890003071","489:4890003334","489:4890003310","489:4890003399","489:4890002557","489:4890003490","489:4890002975","489:4890002550","489:4890003551","489:4890002904","489:4890002635","489:4890003370","489:4890003435","489:4890003372","489:4890002488","489:4890003439","489:4890003489","489:4890003499"],"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":[0.9194117673408693,0.9137672425791072,0.9068684173623713,0.8951656291523319,0.8694708153526514,0.8445010075375214,0.8337752339252289,0.832810811472801,0.8308632339642378,0.828877876347306,0.8196860913166374,0.8167622572283004,0.8106120148157195,0.8051012486972396,0.7920188650029885,0.7878185858999587,0.7839440160382085,0.7821914634752295,0.7803063909351408,0.7774428134457242,0.7729113618219796,0.7657749062675234,0.7648224459530327,0.7596396422509997,0.7533681965205199],"twin_dists":[0.053239415093781634,0.05515596785148988,0.057426825134845066,0.06112289035884957,0.06869132982043151,0.07550821596285508,0.07831149788909475,0.07856038487856337,0.07906147741798601,0.07957024128104961,0.0819000148051811,0.08263268133843525,0.08416142210204275,0.08551763792646826,0.08869012023154714,0.08969569446265425,0.09061808785847078,0.09103372070614525,0.09147970720300992,0.09215511262268777,0.09321892840182618,0.09488253680959063,0.09510352645622328,0.09630193024673521,0.09774316258035962],"n_dims_used":45,"mean_confidence":0.914905293782552},"coverage":{"mean_confidence":0.914905293782552,"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}}