{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011964},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011827","490:4900012033","490:4900011892","490:4900012098","490:4900011828","490:4900011762","490:4900012042","490:4900011697","490:4900010999","490:4900011631","490:4900011832","490:4900011831","490:4900011768","490:4900011765","490:4900012169","490:4900011431","490:4900011893","490:4900011225","490:4900011707","490:4900011625","490:4900010494","490:4900011891","490:4900011246","490:4900011441","490:4900011367"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5460465215334879,0.4883669641316742,0.4764321406321856,0.41888937877140775,0.3734188926027535,0.3089085194429225,0.27372799574132606,0.2524707977171643,0.2068053217807305,0.19151643697968676,0.17695859308569759,0.16182281362229678,0.15266020513623726,0.15178432002657813,0.14661873959067642,0.14485625220873463,0.1427400663772602,0.1335090145576903,0.12917265231756164,0.12811725786423384,0.11868520192836085,0.11854148705021687,0.11561652803143835,0.11378901988761211,0.11210876341545918],"twin_dists":[0.14286796947095654,0.1554905375353005,0.1581517183117771,0.17133082595136495,0.18229256811373212,0.19906925688493987,0.20906326551824667,0.21548676067650108,0.23057585991330254,0.23612750814962635,0.24170891328115274,0.24787002927554438,0.2518052103128841,0.252190352545468,0.2544956555426638,0.2552959411788925,0.2562664230247731,0.2606297368367009,0.26275797100208104,0.263284087236551,0.2681384936407432,0.26821470067295267,0.2697813145604184,0.2707756451765744,0.2717007659699135],"n_dims_used":45,"mean_confidence":0.890944586859809},"coverage":{"mean_confidence":0.890944586859809,"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}}