{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004484},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004438","491:4910004442","497:4970003547","491:4910004601","491:4910004392","492:4920003060","487:4870002231","490:4900009204","497:4970003429","491:4910004390","487:4870000128","665:6650000320","491:4910004520","491:4910004523","491:4910003063","487:4870000314","497:4970003524","491:4910004341","492:4920000516","491:4910003685","665:6650003102","492:4920003113","665:6650000318","495:4950001857","491:4910004522"],"twin_admin_codes":[491,491,497,491,491,492,487,490,497,491,487,665,491,491,491,487,497,491,492,491,665,492,665,495,491],"twin_sims":[0.030610677963487452,0.0038733109184596625,0.0035658610613938063,0.002492308422779043,0.0020708127424024685,0.0016053442791056003,0.0008766647792505066,0.0008588116108083498,0.0008562362777952526,0.0007762776922127839,0.0007733634361827598,0.0007660624603679455,0.0006840103256893461,0.0006533677849068599,0.0006387489910729413,0.0005156911382565018,0.0004994711887984711,0.0004327970725138812,0.0004100006894974165,0.0004082531528330695,0.0004047714534292885,0.0003384967470038692,0.0003368536445075593,0.0003218596728723908,0.0003175360050127864],"twin_dists":[0.3429476629391693,0.43284053505120884,0.43605152539394426,0.44969389292591216,0.45659016247969697,0.4659007900623534,0.4873110172571588,0.48802266712583786,0.4881264555661507,0.49150245161502565,0.49163151173531,0.4919568384183951,0.49582594303692884,0.49738267478380727,0.4981494723091597,0.5053437009012511,0.506409276231141,0.5111593727146565,0.5129418062122519,0.5130822456380965,0.5133637348942567,0.5192055218894489,0.5193635770365558,0.520840250605107,0.521278054788252],"n_dims_used":45,"mean_confidence":0.8877081129286024},"coverage":{"mean_confidence":0.8877081129286024,"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}}