{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002350},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002351","489:4890002084","489:4890001856","470:4700008302","489:4890003577","489:4890002235","489:4890001897","489:4890001657","470:4700008207","489:4890001825","489:4890003878","470:4700007650","489:4890002224","489:4890003816","470:4700008102","500:5000001954","489:4890003809","470:4700008208","489:4890003031","489:4890001891","489:4890001987","489:4890002954","489:4890001644","489:4890002880","466:4660008954"],"twin_admin_codes":[489,489,489,470,489,489,489,489,470,489,489,470,489,489,470,500,489,470,489,489,489,489,489,489,466],"twin_sims":[0.4649360556156607,0.4376440568406254,0.34978399643616354,0.3257622225598413,0.3226772627823481,0.32223799496798106,0.32003350394551716,0.3066099893830536,0.29914354259028414,0.29731500342652734,0.2913149359060345,0.28623052059067317,0.2851156042127656,0.28502830972985516,0.2831751121958683,0.279655388056564,0.2781826253541221,0.2743341521485144,0.27170968951677354,0.27140096788079193,0.2710224650243623,0.26791301158521924,0.26491355726982885,0.2633701781522201,0.2608378148798192],"twin_dists":[0.1607356581167153,0.1669631732028619,0.1882453943673238,0.19451604576901874,0.1953394012998452,0.19545699496642166,0.19604850376225108,0.1997010806066859,0.20177260766523558,0.20228451373565545,0.2039774101877027,0.20542825147435512,0.20574845251796944,0.20577355501506203,0.20630755885683613,0.20732762158297022,0.20775675958236003,0.20888472347011022,0.20965951086076498,0.20975095317542158,0.2098631520224307,0.21078856826644546,0.2116875822626297,0.2121526456221318,0.2129194257660704],"n_dims_used":45,"mean_confidence":0.9177864922417535},"coverage":{"mean_confidence":0.9177864922417535,"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}}