{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003865},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["486:4860002324","474:4740003784","474:4740003446","474:4740003867","474:4740003614","474:4740003699","486:4860002591","486:4860002322","486:4860002496","474:4740003870","486:4860002497","486:4860002399","474:4740003952","486:4860002880","474:4740003863","486:4860002683","486:4860002587","486:4860002679","474:4740004040","474:4740003781","474:4740003695","474:4740004039","474:4740003696","474:4740003864","486:4860002323"],"twin_admin_codes":[486,474,474,474,474,474,486,486,486,474,486,486,474,486,474,486,486,486,474,474,474,474,474,474,486],"twin_sims":[0.861635211958098,0.8591344692409696,0.8549387459824374,0.8105635551197593,0.8037446591026374,0.786634782610711,0.7426201653733375,0.7207801032767257,0.7181406660499754,0.6996917846573973,0.6948085701610088,0.6912241902469388,0.6889578467625531,0.6814548476607231,0.638786883686704,0.6371651743629139,0.6351569596468846,0.6320750206346212,0.6301637923715478,0.6261197255009258,0.6004468460980562,0.5996011043656821,0.5899129784643605,0.5865557618328031,0.5744579147435427],"twin_dists":[0.07087941899853918,0.07156775489612024,0.07271242239130511,0.08417340286143563,0.08584961949429644,0.08997803479614973,0.10019218354423923,0.10509746153791645,0.10568461139014873,0.10975974820651405,0.11083079817912198,0.1116151748049087,0.11211037618741634,0.11374592433822374,0.12296094997514283,0.1233091548757426,0.12374021451123662,0.12440148129770484,0.12481141020051212,0.12567847122151143,0.13117723860688937,0.13135835540192467,0.13343366350514801,0.13415318384183236,0.13674845372821695],"n_dims_used":45,"mean_confidence":0.9232645670572917},"coverage":{"mean_confidence":0.9232645670572917,"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}}