{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000126},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000051","495:4950000393","480:4800000060","480:4800000152","495:4950000397","495:4950000291","480:4800000032","495:4950000389","495:4950000444","495:4950000445","495:4950000202","495:4950000443","495:4950000493","495:4950000442","495:4950000244","480:4800000098","480:4800000153","495:4950000296","495:4950000394","495:4950000069","495:4950000203","495:4950000593","495:4950000494","495:4950000492","480:4800000122"],"twin_admin_codes":[480,495,480,480,495,495,480,495,495,495,495,495,495,495,495,480,480,495,495,495,495,495,495,495,480],"twin_sims":[0.6027494378675538,0.5979721578400755,0.5045365793654832,0.44780891661960287,0.4234937808611456,0.37828986953194443,0.3459304739450688,0.32817145815028415,0.32475741568124383,0.3100852450693182,0.28720767388523005,0.28032688855642945,0.2700553132772671,0.25021863198845906,0.23048178256443078,0.22324036511664283,0.20179060348114952,0.19313493445136895,0.1760895425519972,0.16589852500085703,0.16205389333330492,0.14529874462253542,0.13754892914692737,0.13722192686897064,0.13539247456492132],"twin_dists":[0.13068415882112144,0.13170721339547414,0.15191595216116785,0.16462723854587905,0.17025118192081817,0.18108942630665154,0.1892354146894031,0.19387603859466446,0.1947837443364165,0.19874684221830077,0.20514823078598496,0.20713241372742533,0.21015028289208168,0.21618701454421296,0.22250524218684548,0.22491218224032714,0.23236463947962113,0.23552559713792676,0.24205222504997106,0.24617153028477945,0.24777290653302372,0.25509434541826487,0.258693259878059,0.25884840662718017,0.2597215371256024],"n_dims_used":42,"mean_confidence":0.9014472053164527},"coverage":{"mean_confidence":0.9014472053164527,"n_dims_used":42,"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}}