{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002863},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003222","474:4740003226","474:4740003224","474:4740001847","466:4660006877","474:4740003223","474:4740001252","474:4740001232","474:4740001956","474:4740003322","474:4740003038","474:4740002959","474:4740003234","474:4740001348","474:4740002483","474:4740003054","474:4740001456","474:4740003319","474:4740002871","474:4740003236","487:4870013297","474:4740002763","474:4740001226","487:4870012799","474:4740001342"],"twin_admin_codes":[474,474,474,474,466,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,487,474,474,487,474],"twin_sims":[0.38367856750194024,0.35624320069319776,0.34892870022312,0.33014116900507096,0.329676922899996,0.32383283427380705,0.3005691445231379,0.295581450818534,0.2914835532056663,0.2889346437318604,0.27704811303818877,0.27431019032714676,0.2734487458697478,0.26922643597326296,0.2680619558769601,0.2672012484244826,0.2590580656768778,0.2508392267282309,0.23980586147576224,0.23588164715312945,0.23583898417139873,0.23370212085268982,0.22918571713583902,0.22889821352861744,0.22634895152789095],"twin_dists":[0.17976713489095658,0.1865986477674335,0.1884646337815829,0.19335471253601805,0.19347743081341418,0.19503047608679047,0.2013747756815868,0.2027715395340915,0.20392955486078615,0.20465472883590266,0.20808828167448,0.20889177677402837,0.2091455996366684,0.21039686857379852,0.21074408918341167,0.21100133353869563,0.2134611202703148,0.21599365626231862,0.21947832284055144,0.2207427031552015,0.22075652430171638,0.22145088924936543,0.2229323181483744,0.22302727153832697,0.2238726849497507],"n_dims_used":45,"mean_confidence":0.9199398464626736},"coverage":{"mean_confidence":0.9199398464626736,"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}}