{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010900},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010895","490:4900012082","490:4900010296","490:4900010207","490:4900009597","490:4900010898","466:4660003900","490:4900010807","490:4900009811","466:4660003666","490:4900008844","490:4900008734","490:4900011944","466:4660004386","490:4900011279","490:4900009806","490:4900009792","490:4900011615","490:4900011680","490:4900012078","490:4900010558","466:4660003954","490:4900011207","490:4900011619","490:4900011878"],"twin_admin_codes":[490,490,490,490,490,490,466,490,490,466,490,490,490,466,490,490,490,490,490,490,490,466,490,490,490],"twin_sims":[0.4558430091518574,0.38359150873272163,0.312156017861553,0.2877254280433745,0.28757238558025444,0.2713391458047185,0.2674143423532184,0.25784273322266044,0.24936988577442,0.24754569674318724,0.24406265424516765,0.2390654988321395,0.23854143243130604,0.23849357409315444,0.23777199258293966,0.2331225344260119,0.23135960382698903,0.2310069932178752,0.22762472671754025,0.22675068451216063,0.22137752492737367,0.21705042231692998,0.21385773905112873,0.20508718875529242,0.20162673036022963],"twin_dists":[0.16279515022962687,0.1797884263751889,0.19818116174244954,0.20500009051181375,0.2050438625233875,0.20976927237296605,0.21093759713347282,0.21383237337652408,0.21645195474916165,0.21702334457566302,0.21812189560405346,0.2197158302229235,0.21988423941849466,0.21989963073439253,0.22013193671730594,0.22163994050483304,0.22221688371361997,0.22233262719851726,0.22344881509260575,0.22373904074836298,0.22553973529853671,0.2270112115978545,0.22810961037811858,0.23118534859767198,0.23242360603264914],"n_dims_used":45,"mean_confidence":0.9176111009385851},"coverage":{"mean_confidence":0.9176111009385851,"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}}