{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005440},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005439","492:4920000467","480:4800006077","480:4800005358","492:4920000466","491:4910002667","492:4920002986","492:4920004590","480:4800004226","492:4920004428","491:4910003491","487:4870000433","492:4920006061","491:4910004045","491:4910002164","495:4950002941","492:4920006060","492:4920004531","494:4940004959","491:4910002163","492:4920003060","487:4870010886","483:4830000214","491:4910001728","492:4920002473"],"twin_admin_codes":[480,492,480,480,492,491,492,492,480,492,491,487,492,491,491,495,492,492,494,491,492,487,483,491,492],"twin_sims":[0.002600273614389346,0.0011636169270808237,0.0005162463300686693,0.0003173312906916802,0.00021313061291899826,0.00019775959222026823,0.00017292151261724727,0.00014839885403839984,0.00012062068635831039,0.00012016398449976526,0.00011839738475770094,0.0001138483582282587,0.00010507393494882474,0.00009007904818462459,0.0000845157886693905,0.00007545016033638962,0.0000662163741376205,0.00005754424861097521,0.00005031359895237922,0.000049850940561508566,0.000049515127889713776,0.00004467394204413111,0.00004338058089667227,0.00004119373382816995,0.00003462565461016225],"twin_dists":[0.4481004312130097,0.4774092203247492,0.5053077842383836,0.5212989220199548,0.5340228364790536,0.5363818981444503,0.5405860048905,0.5453369856531787,0.5517101165951631,0.5518260812301111,0.5522786071002669,0.5534739045846542,0.5559127599691089,0.5605652171466877,0.5624801579260655,0.5658724933616781,0.5697504435475168,0.5738911375345567,0.5778242824048414,0.5780938887601892,0.5782910701285869,0.5812843189567622,0.5821361831187181,0.5836330109530745,0.5886314008603316],"n_dims_used":43,"mean_confidence":0.917199778002362},"coverage":{"mean_confidence":0.917199778002362,"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}}