{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004154},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004157","489:4890004078","489:4890004722","489:4890004715","489:4890004356","489:4890004077","489:4890004314","489:4890004355","489:4890004678","489:4890004311","489:4890004350","489:4890004761","489:4890004192","489:4890004195","489:4890004497","489:4890004732","489:4890004206","489:4890004629","489:4890004032","489:4890004364","489:4890003887","489:4890004407","489:4890003778","489:4890004258","489:4890004457"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9315352700599586,0.8998457710217056,0.8925649583986129,0.890046249324984,0.8793389830537478,0.8715400367450383,0.8690562390084273,0.8635598630432502,0.8629885601750844,0.8585997524344532,0.8535501496924407,0.8274367920621597,0.8244968399932056,0.8242963762007635,0.8233529533251789,0.8231858444766325,0.8179712107572282,0.8174107846059553,0.8138736464228071,0.8094467645423441,0.8074258772227849,0.7982868490996393,0.7950558222116842,0.7865444459609471,0.7847347988298287],"twin_dists":[0.048913299658785166,0.05966652073952764,0.06192057775338923,0.0626856275012105,0.06586181226589564,0.0681051397192588,0.06880834146843734,0.0703464432749003,0.07050494507852738,0.07171433791029926,0.07308852925641762,0.07993826049348986,0.08068581892706736,0.08073663644943796,0.08097553122324261,0.08101780178526322,0.08233021005027126,0.08247050685644651,0.08335274387090566,0.08444923561308117,0.08494705327907145,0.08717805705753781,0.08795925480854064,0.08999956137497299,0.09043022695261012],"n_dims_used":45,"mean_confidence":0.9201766120062934},"coverage":{"mean_confidence":0.9201766120062934,"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}}