{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005840},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001659","489:4890002095","488:4880000143","474:4740000241","470:4700005547","470:4700000055","494:4940002609","499:4990002197","490:4900001171","487:4870012229","468:4680005279","481:4810002835","474:4740000382","489:4890002584","466:4660005294","470:4700005684","470:4700007822","481:4810002607","468:4680004654","480:4800003948","496:4960010740","467:4670002902","490:4900005800","466:4660005337","488:4880004931"],"twin_admin_codes":[494,489,488,474,470,470,494,499,490,487,468,481,474,489,466,470,470,481,468,480,496,467,490,466,488],"twin_sims":[0.19677037163140151,0.1850318991997439,0.1822938025059937,0.17996544978756746,0.17656665742656413,0.16872087869617547,0.1674832311724607,0.15780514229600112,0.1548570282139119,0.1446034435177873,0.1434416451082576,0.14028049908942994,0.13963477542760003,0.13356431316796888,0.13206852474277142,0.12814716988436692,0.12788479368030328,0.1278797098012634,0.12780477428326537,0.12585858440587644,0.1255070017413517,0.12514277457414147,0.12510579940620975,0.12248916707430434,0.12014568638199705],"twin_dists":[0.23418627133949402,0.23857537080765334,0.23962709383131833,0.24053024277854707,0.2418635955729151,0.24501292986470358,0.24551926269778754,0.2495749928968028,0.25084630948200054,0.2554113236024543,0.25594350290769297,0.25740791132424284,0.2577100608066728,0.26060293529611045,0.2613308579967694,0.26326913098252297,0.26340041138204834,0.2634029571222384,0.26344048979161117,0.2644211613145545,0.26459954573804223,0.26478474615214,0.2648035699753534,0.26614655452911745,0.26736802533251997],"n_dims_used":43,"mean_confidence":0.9121469896893168},"coverage":{"mean_confidence":0.9121469896893168,"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}}