{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001412},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002081","480:4800002080","480:4800002317","480:4800001581","480:4800001355","480:4800001580","480:4800002079","480:4800002083","480:4800002082","480:4800002367","480:4800002179","480:4800002135","480:4800002224","480:4800001978","480:4800002316","480:4800001585","480:4800001809","480:4800002040","480:4800001372","480:4800002368","480:4800001429","480:4800001305","480:4800001925","480:4800001249","480:4800001413"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9467822131536382,0.9413039920032314,0.9403658630543463,0.9158569243778462,0.9152093393436047,0.8709393738546699,0.8663850767310506,0.8366740640925407,0.8363300173812817,0.8098923882390069,0.8049375997968946,0.7948331890274993,0.7690851800500951,0.7667304789349423,0.7548379739429717,0.7546644886447447,0.7445645834113893,0.7440242561532874,0.743650308922866,0.7346908716880344,0.7277204098598085,0.69662541733385,0.6804297994484664,0.6721779234120717,0.6622305420333733],"twin_dists":[0.04295143407093122,0.04517285578714281,0.045543656435848526,0.05445292735166542,0.054671591760992455,0.06827567630449101,0.06955886651349451,0.07756034225168287,0.07764973621278314,0.08433923493123567,0.08555772431698205,0.08801294398173468,0.09411260397563707,0.09466058360311747,0.09740623896222118,0.09744603419596708,0.09975099313661039,0.09987367365908886,0.09995854177730851,0.10198339034981985,0.10354806733527828,0.110432641448976,0.11396893229991661,0.11576068028138205,0.1179130939220687],"n_dims_used":42,"mean_confidence":0.9110189165387835},"coverage":{"mean_confidence":0.9110189165387835,"n_dims_used":42,"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}}