{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008235},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010059","490:4900009563","490:4900008222","490:4900008452","490:4900010226","490:4900010670","490:4900008013","490:4900010860","490:4900009941","490:4900010246","490:4900011008","490:4900006205","490:4900009645","490:4900007997","490:4900011153","490:4900010826","490:4900010166","490:4900011847","490:4900010344","490:4900006564","490:4900007178","490:4900008457","490:4900009760","490:4900010217","490:4900008114"],"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":[0.016207024495700356,0.0003818000013957298,0.0002463032265475406,0.00015531056936359452,0.00011091495823159645,0.00009159627635214242,0.0000783902939197404,0.000035229275319631206,0.00003161399034578059,0.000023656344397969787,0.000021447301176893385,0.00001743035965000554,0.000012441109607995187,0.000007474844814176616,0.000005898704368710148,0.0000054018440920447555,0.000004087625183026993,0.0000040259476395782046,0.00000390903273631624,0.0000031714475716815508,0.0000026665788751079884,0.0000025900098377488006,0.0000023407508884467076,9.193152233626539e-7,6.66927534997273e-7],"twin_dists":[0.37291443555935244,0.5152798277593359,0.5294340174180712,0.543927122185185,0.5542688536063474,0.56006239845693,0.5647318590703043,0.5881359564300808,0.5912331392009195,0.5994486142837324,0.6022007516413482,0.6079817764192577,0.6172661067302694,0.6310341182604449,0.6373325735778284,0.6396571035016493,0.6469665066408795,0.6473627720864055,0.6481301831853895,0.6535493366600851,0.6580091694392963,0.6587555827894109,0.6613414666170176,0.6847634471591019,0.6926240487318489],"n_dims_used":45,"mean_confidence":0.8952479044596354},"coverage":{"mean_confidence":0.8952479044596354,"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}}