{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005924},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005922","480:4800006422","480:4800005926","480:4800005921","480:4800005925","480:4800005864","480:4800006068","480:4800005862","480:4800006144","480:4800006423","480:4800006069","480:4800006119","480:4800006358","480:4800006188","480:4800006145","480:4800006168","492:4920001556","492:4920002369","492:4920002249","492:4920002313","492:4920002312","480:4800006031","480:4800005487","492:4920001602","492:4920002315"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,492,492,492,492,492,480,480,492,492],"twin_sims":[0.6506791869242666,0.42340645451273196,0.3562530750486771,0.3155965021238132,0.273022490755423,0.2547514491029116,0.23771405070823434,0.19254833527828324,0.17696810996868212,0.15885106548881883,0.14981937575669538,0.14875322936533564,0.14691289974307864,0.1254854657861373,0.10592933846284683,0.10535097693982698,0.10414117622167386,0.10137557497194395,0.09523561575839018,0.08831062493760483,0.08293098539226235,0.07985195044302056,0.07896677337801097,0.0774977725480051,0.07719757644238535],"twin_dists":[0.12040402504315427,0.17027161221139567,0.18659614224514345,0.19724602176972042,0.20927137650292255,0.21478169151814688,0.2201506104433978,0.2357433429680219,0.24170516035695322,0.24912812519505817,0.25306035499671764,0.2535359249598504,0.25436278161549714,0.2646104848752258,0.2751980642664414,0.2755334226884527,0.27623957461107973,0.2778781792205275,0.2816451131857231,0.286130612205404,0.2898120312673576,0.29200573637795046,0.292648929233505,0.29372924011001916,0.2939520293320647],"n_dims_used":43,"mean_confidence":0.9201778145723565},"coverage":{"mean_confidence":0.9201778145723565,"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}}