{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000319},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008369","494:4940008361","494:4940007428","494:4940007111","494:4940008363","494:4940005458","494:4940007632","494:4940008252","490:4900000650","494:4940007423","494:4940007204","490:4900000544","494:4940008262","494:4940007733","494:4940004577","490:4900003005","490:4900000757","494:4940004576","494:4940004820","494:4940006486","494:4940003499","494:4940004215","494:4940004699","490:4900000539","490:4900000649"],"twin_admin_codes":[494,494,494,494,494,494,494,494,490,494,494,490,494,494,494,490,490,494,494,494,494,494,494,490,490],"twin_sims":[0.09234008241417263,0.06395231462068282,0.04263845789501416,0.03802119874364731,0.036789433791443796,0.030464936166091985,0.03035396518514745,0.024424088754017775,0.020075780126289466,0.018681454875104274,0.014870805780074365,0.01471014343023618,0.01399745092053499,0.01355856878065237,0.013271893712399915,0.011364362454503478,0.011001165997019462,0.010588781626807675,0.010523628012392549,0.010504169030910379,0.009668471408850242,0.009333811269267555,0.008622849579979802,0.008488019071804565,0.00845753225580618],"twin_dists":[0.28348818934528497,0.3045614911208889,0.3262409205653157,0.3321137942762912,0.33378221293877386,0.3431823117696438,0.34336162431867656,0.3538780883295873,0.3631027357330892,0.36643133016613827,0.3767862494115574,0.377272218831055,0.3794860533072747,0.38089937831405296,0.3818445424234716,0.3886383272194424,0.39004549910382863,0.39169422680021293,0.39195992299465804,0.3920395606305319,0.39559031438416714,0.3970894917267058,0.4004407525666523,0.40110404491401247,0.40125532981565143],"n_dims_used":45,"mean_confidence":0.9114462110731337},"coverage":{"mean_confidence":0.9114462110731337,"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}}