{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001124},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002389","474:4740002382","474:4740001851","474:4740001225","474:4740001455","474:4740001125","466:4660010221","487:4870012554","474:4740001443","487:4870004611","487:4870012997","474:4740001456","474:4740001035","466:4660014241","474:4740001024","474:4740001943","487:4870011876","474:4740001759","474:4740001539","487:4870012713","474:4740001224","474:4740001859","487:4870012484","487:4870012382","469:4690005285"],"twin_admin_codes":[474,474,474,474,474,474,466,487,474,487,487,474,474,466,474,474,487,474,474,487,474,474,487,487,469],"twin_sims":[0.2826101772459552,0.254050355857132,0.1967292209815504,0.18776736696606103,0.18404465229469047,0.17581039255646252,0.16594009824007735,0.15321905964535076,0.14226928997595545,0.13884043071497193,0.13472478961270312,0.13423096051521288,0.13106227797444897,0.1266972167613397,0.1233880821689048,0.12104469873491257,0.11991796601432099,0.11239714289857723,0.11095096083864098,0.11066954261901926,0.10741299867091654,0.10518441988096068,0.10503584789790318,0.10350475342516677,0.10323590599914237],"twin_dists":[0.20647076546384063,0.21499800779561848,0.23420133514504224,0.23753553708130684,0.23895330709117332,0.242162757040301,0.2461543614057303,0.25156031897884784,0.2564837721074781,0.25808318695408683,0.2600424016251335,0.2602804861040341,0.26182404577769236,0.26399718103113934,0.26568274711749373,0.26689730997659467,0.26748768468387213,0.271541232734799,0.2723444754699744,0.27250172026117475,0.2743442351531082,0.27563026498882504,0.2757167508397526,0.2766136176072644,0.2767721652964533],"n_dims_used":45,"mean_confidence":0.9131043328179254},"coverage":{"mean_confidence":0.9131043328179254,"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}}