{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000905},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003118","474:4740001003","474:4740001206","474:4740001209","474:4740003032","487:4870011765","474:4740000909","474:4740000904","474:4740001526","474:4740000996","474:4740002470","474:4740001009","474:4740001108","487:4870013133","474:4740001103","474:4740003025","474:4740001732","474:4740003027","474:4740001212","474:4740002752","474:4740002939","474:4740003211","474:4740002151","474:4740002564","487:4870011652"],"twin_admin_codes":[474,474,474,474,474,487,474,474,474,474,474,474,474,487,474,474,474,474,474,474,474,474,474,474,487],"twin_sims":[0.386442940687407,0.30172926299791714,0.2935490136970589,0.2662211258443994,0.23324487363004595,0.22352552617774063,0.2085672812052355,0.20491837559232212,0.19895923629680565,0.1877874187128631,0.18590820787215367,0.18500901581797324,0.17782341003564178,0.17744772289497446,0.17476927669973452,0.17007001445399444,0.16679478740142295,0.16327705713432603,0.15721325770343958,0.1521472344437532,0.1386572424594234,0.13320367784484555,0.13184112016905442,0.13092358378156646,0.12842032288926894],"twin_dists":[0.17909226096989805,0.20105184288821518,0.20334468479272855,0.21129489573972224,0.22160000986637599,0.22481642592180828,0.22995440422459684,0.23124542135139184,0.23338812641686765,0.23752795418810455,0.23824109067350094,0.2385841148969134,0.24136846240438978,0.24151621354115227,0.2425761027720221,0.24446401921078323,0.24580207827395975,0.24726047661168787,0.2498288313686103,0.2520305751074915,0.25816946170913896,0.26077787462247687,0.26144206666434816,0.2618922469848636,0.2631326742933266],"n_dims_used":45,"mean_confidence":0.9175219217936198},"coverage":{"mean_confidence":0.9175219217936198,"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}}