{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001589},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001641","480:4800002384","480:4800001876","480:4800001588","480:4800001643","480:4800002382","480:4800001539","480:4800002429","480:4800001298","480:4800001877","480:4800001368","480:4800001534","480:4800002290","480:4800002092","480:4800001700","480:4800002481","480:4800002472","480:4800001983","480:4800001421","480:4800001475","480:4800002334","480:4800001760","480:4800002335","495:4950002404","495:4950002357"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,495],"twin_sims":[0.4924721618350371,0.42986306619917114,0.4114334726015562,0.3335895578460314,0.3335367364777862,0.33244524005410253,0.3118842288387557,0.3109923478624589,0.30163918023160613,0.2714695190445626,0.26388479208971705,0.2558250522442239,0.24962702689006597,0.2383018683232056,0.22392187712437878,0.22264283340877308,0.21736024592401978,0.19569034545415767,0.19449290516381676,0.1892034789587546,0.17919260892441458,0.16564610304875346,0.15980328441449643,0.15970405149136474,0.15784918453848884],"twin_dists":[0.15457981460243247,0.1687657443843363,0.17308989758568266,0.19244611250599944,0.1924599913877162,0.1927470520575841,0.19825528482101357,0.19849878063295812,0.20107689254042743,0.20973064301404626,0.21199738934209525,0.2144511710878728,0.2163716260981961,0.2199613037810869,0.22468346742027479,0.22511309655579814,0.22690520182741655,0.23458235627953938,0.23502327749188986,0.23699387654912504,0.24083184943984975,0.2462758419956687,0.24872315197215059,0.24876527306859045,0.24955613250500366],"n_dims_used":43,"mean_confidence":0.9132945925690407},"coverage":{"mean_confidence":0.9132945925690407,"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}}