{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000607},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000431","480:4800000499","480:4800000365","480:4800000509","480:4800001033","480:4800000435","480:4800000430","480:4800000340","480:4800000463","480:4800000307","480:4800000843","480:4800001195","480:4800000726","480:4800000440","480:4800001048","480:4800000918","480:4800000689","480:4800000583","480:4800000648","480:4800000536","480:4800000688","480:4800000602","480:4800000428","480:4800000433","480:4800000432"],"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":[0.833992899450184,0.629454965336608,0.5832185529027846,0.5560200744448022,0.5472930921150706,0.5291958388881604,0.5177647527629969,0.49479442249756417,0.43760307617702904,0.4032260547093823,0.396304614665324,0.3947961875414035,0.37948209741802214,0.37902840374077157,0.37416617965044907,0.37227835374580803,0.3701932239155733,0.36598813079588377,0.35808087032797736,0.34806992198859144,0.3475978522734769,0.3456237438348101,0.3017543537048745,0.2997454665122206,0.2928636921233266],"twin_dists":[0.07825525571289575,0.12496341602100933,0.13486867226799448,0.14071478229336362,0.14259849690209248,0.1465219894435256,0.14901469343737622,0.15406562279714597,0.16697263324312148,0.17504247550131258,0.1767030230589409,0.17706667012933444,0.1807960955690623,0.1809076677281003,0.18210748950533667,0.18257539444311044,0.18309356650769582,0.18414300571500078,0.18613297101201196,0.1886850498567291,0.18880633426133892,0.18931446703735536,0.2010448665973663,0.2016044983246311,0.20353847382721374],"n_dims_used":43,"mean_confidence":0.9130268540493277},"coverage":{"mean_confidence":0.9130268540493277,"n_dims_used":43,"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}}