{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000578},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000590","490:4900001031","490:4900000579","496:4960008861","490:4900001191","494:4940008240","494:4940008312","490:4900000489","490:4900000798","490:4900001183","490:4900000228","496:4960007909","494:4940007511","490:4900001045","494:4940007930","494:4940008238","490:4900000673","490:4900001058","496:4960008768","494:4940007403","490:4900000926","490:4900000793","490:4900000699","487:4870005551","496:4960007286"],"twin_admin_codes":[490,490,490,496,490,494,494,490,490,490,490,496,494,490,494,494,490,490,496,494,490,490,490,487,496],"twin_sims":[0.6154647392679387,0.569992352936782,0.509695415275195,0.5075292851790332,0.48717573510407497,0.47656068869461404,0.4661277985037336,0.4610898509803605,0.4376323856593975,0.43497045911359955,0.43246706357758014,0.42748445926232953,0.4226953983560414,0.42016844982901336,0.41853496535580237,0.4141572965833866,0.4141466862220934,0.4135892017357053,0.41161181742096686,0.4110873648843977,0.40904674864756346,0.4075732579944791,0.4042714056659628,0.38623205849993164,0.3790641082999631],"twin_dists":[0.1279613222800789,0.13770766912979213,0.15078220540075074,0.1512578815680524,0.15575523721728377,0.15812294305624516,0.16046679441714612,0.16160502742882177,0.16696586736089486,0.16758108870012992,0.16816104372263502,0.16931941117860974,0.17043803186511994,0.17103040776811204,0.17141413673123526,0.17244568278844494,0.17244818868205666,0.17257989127005166,0.17304766032641355,0.17317188883761328,0.1736559175581167,0.17400608704082746,0.1747928061256809,0.1791436631568512,0.18089888493353448],"n_dims_used":45,"mean_confidence":0.9111351860894097},"coverage":{"mean_confidence":0.9111351860894097,"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}}