{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013145},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012617","490:4900013034","490:4900013212","490:4900013074","490:4900013063","490:4900012988","490:4900012752","490:4900012824","490:4900013245","490:4900012615","466:4660008178","490:4900012544","490:4900012394","490:4900013141","490:4900012627","490:4900012542","490:4900012323","490:4900013179","490:4900012616","466:4660008179","490:4900012940","490:4900013000","466:4660007275","490:4900012411","490:4900013176"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,466,490,490,466,490,490],"twin_sims":[0.38033508255824827,0.2979856328909406,0.2689409381791454,0.25932359322401155,0.21622417070542643,0.2119626603967375,0.19219998197726348,0.1901606000798017,0.18281530266708831,0.18052156929026544,0.17481708826115772,0.17103351297189148,0.15802123603049523,0.15016130747605225,0.1501029496999279,0.14986703113996172,0.1497825524996272,0.1494012552044517,0.14142397142167074,0.1377959170723035,0.1352009353927666,0.13328304465806298,0.12140531031664668,0.11323497416678159,0.10681721753158419],"twin_dists":[0.18058650439794546,0.20209655464483076,0.21048191108702874,0.2133801545340123,0.22729442198930916,0.22876683308728124,0.23587287055541717,0.23663447362310505,0.23942592709084898,0.24031378046247737,0.24255708213118274,0.2440739197202386,0.24948249093285207,0.2529083596446415,0.252934282769248,0.2530391559324469,0.25307673889014204,0.2532465654612876,0.25687538685270633,0.2585762588486193,0.25981346206174916,0.2607393443206191,0.26670924656389866,0.2710795231144952,0.2746859930602521],"n_dims_used":45,"mean_confidence":0.9102464463975695},"coverage":{"mean_confidence":0.9102464463975695,"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}}