{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003574},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003166","480:4800003516","480:4800003118","480:4800003775","480:4800003705","480:4800003253","480:4800003298","480:4800003636","480:4800002863","480:4800002855","480:4800002912","480:4800003510","480:4800002911","480:4800002819","480:4800003575","480:4800002816","480:4800003707","480:4800003395","480:4800004491","480:4800003040","480:4800004492","480:4800003162","480:4800002949","480:4800003458","480:4800004834"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5625058127494308,0.4195404954668705,0.3001866901036011,0.29042266682932055,0.24954285446500318,0.23504565858261192,0.22596726827096517,0.21111786535435795,0.19619235849651304,0.18342377229403495,0.16584339102927134,0.15081100413457935,0.13119344047408274,0.13092234042209422,0.11426254390333573,0.11254690508071355,0.09642941031350105,0.09397713522238473,0.08802465210240347,0.07946284804579185,0.07751858836893713,0.06202698163715754,0.06123080486588253,0.0601571144151601,0.059618014000108965],"twin_dists":[0.13931771443954893,0.1711778481963395,0.2014813958606369,0.20423092005395094,0.21639791500139063,0.22101382944207645,0.2239998050852762,0.22906109516707016,0.23439806188927018,0.2391917234735178,0.2461943042528573,0.252620257360004,0.26175959823447864,0.2618928586383112,0.2705168326626388,0.27145850792472026,0.2808980726765669,0.2824406587255668,0.2863217533958705,0.2922877598680644,0.29371381749860426,0.3062497581753457,0.30696047969482126,0.3079310435800333,0.3084237439219594],"n_dims_used":43,"mean_confidence":0.9128332803415697},"coverage":{"mean_confidence":0.9128332803415697,"n_dims_used":43,"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}}