{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010739},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009728","490:4900010316","490:4900008992","490:4900009829","490:4900009746","490:4900010570","490:4900010823","490:4900011567","490:4900010400","490:4900010484","490:4900011306","490:4900010403","490:4900010735","490:4900008122","490:4900010414","490:4900009834","490:4900011566","490:4900007902","490:4900009549","490:4900008691","490:4900008338","490:4900009454","490:4900010821","490:4900010489","490:4900010219"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.11016819859156167,0.07501399381254477,0.07093913191070163,0.04484188492564609,0.035527106085153186,0.02593555735138748,0.02269499558584383,0.02253431933959542,0.017725711731356134,0.013894797541296595,0.013751663558007703,0.01284010900304109,0.012059672109844459,0.010961318505357448,0.010779109146879556,0.010059609057283514,0.007066775693188548,0.006877803527995013,0.0066468484743714635,0.006081176351239773,0.005549215904569464,0.005500306300232526,0.00507481080878425,0.004681271461417676,0.004612139728583408],"twin_dists":[0.27278261781354596,0.2955939107600665,0.2987640037805854,0.32362536627261407,0.33554195804568293,0.3510044118693614,0.35736073038700555,0.35769592785009047,0.3688407568050212,0.3798130824561814,0.38027265300777574,0.3833027833533998,0.3860523570344628,0.3902023890372306,0.3909263211610438,0.3938957232317434,0.408737562847783,0.4098545781580138,0.4112578720568399,0.4148898226626385,0.4185949073937831,0.4189514835498938,0.42218063021364194,0.42539339160982836,0.4259829087377145],"n_dims_used":45,"mean_confidence":0.8860860188802083},"coverage":{"mean_confidence":0.8860860188802083,"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}}