{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001295},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001174","489:4890000991","489:4890001173","489:4890001232","489:4890001236","489:4890000920","489:4890001102","489:4890000980","489:4890001364","489:4890000979","489:4890001103","489:4890001039","489:4890000931","489:4890001038","489:4890001432","489:4890001107","489:4890001099","489:4890001229","489:4890001235","489:4890001165","489:4890001230","489:4890001222","489:4890001113","489:4890000977","489:4890001298"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9042099387059592,0.884612424327672,0.8769902576258745,0.8537284545519707,0.7938003505488783,0.7171563926227879,0.717148255409977,0.6991880556305043,0.6982884953497728,0.6903793022359238,0.6802858294575997,0.646185879400181,0.6422909467553013,0.6312144058599756,0.6162776278189346,0.6078785898908547,0.5947188270448658,0.5569400329574237,0.5207658450476691,0.512150978113178,0.5111761142168962,0.5092483422049291,0.4866875725050559,0.4450168508324477,0.4374729831709811],"twin_dists":[0.05828274802604274,0.06431231144237032,0.06654325545069785,0.07304030888671456,0.08826178751835399,0.10590328224466725,0.10590508941392675,0.10987036788125067,0.11006783410235436,0.11179985107070109,0.11400024612744222,0.12137089823393128,0.12220821982999608,0.12458608313968379,0.12778721949934527,0.12958585881054718,0.13240403586889157,0.14051647767239114,0.14835905210631609,0.15024360059083838,0.15045734882239514,0.1508803382978409,0.1558637673373351,0.1652668165820533,0.16700266643461284],"n_dims_used":45,"mean_confidence":0.9147293090820312},"coverage":{"mean_confidence":0.9147293090820312,"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}}