{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003813","489:4890004887","489:4890004523","489:4890004004","489:4890004058","489:4890004182","489:4890003812","489:4890003743","489:4890003686","489:4890003613","489:4890004317","489:4890004570","489:4890004661","489:4890004434","489:4890005027","489:4890004126","489:4890004744","489:4890003637","489:4890004163","489:4890004125","489:4890004064","489:4890004522","489:4890004387","489:4890004370","479:4790001579"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479],"twin_sims":[0.9253135686252214,0.9063732821423017,0.9026918654185104,0.8767001943031092,0.8624137901268204,0.8494194990863371,0.8486067325717309,0.8484864869123147,0.8484422863331268,0.8407708664608027,0.8378332542751431,0.8336706342592702,0.8271491774259474,0.8213275267092562,0.8175331715019609,0.8155106017058333,0.8136646911590314,0.811496344868342,0.809432407003036,0.8068763738601975,0.8067183328088832,0.8036321347379448,0.7973305230880847,0.7967490003395775,0.7930234964479703],"twin_dists":[0.05117206618950341,0.05758701156571471,0.058767026750895915,0.06662705470548101,0.07066415561102642,0.07419962699378184,0.07441692809847586,0.07444904073518495,0.0744608425421545,0.07649069479412254,0.07725865904492472,0.07833851605100796,0.08001158438568239,0.08148696540983247,0.08243988075462659,0.08294514366040019,0.08340468896935771,0.0839426136426176,0.08445277834617336,0.08508212665117994,0.0851209520318917,0.08587712366953522,0.0874096744808939,0.08755035228859889,0.08844870766736881],"n_dims_used":45,"mean_confidence":0.9170818752712674},"coverage":{"mean_confidence":0.9170818752712674,"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}}