{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870007655},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870007805","487:4870007367","487:4870007813","487:4870007362","478:4780000334","466:4660013664","487:4870007511","487:4870007375","487:4870007508","487:4870007518","487:4870005601","487:4870007802","487:4870006775","487:4870007510","487:4870007678","487:4870007656","469:4690003034","487:4870006945","487:4870007379","487:4870005310","478:4780000278","487:4870007528","466:4660014292","466:4660013040","487:4870006944"],"twin_admin_codes":[487,487,487,487,478,466,487,487,487,487,487,487,487,487,487,487,469,487,487,487,478,487,466,466,487],"twin_sims":[0.3400884439172411,0.29895464738243704,0.27871734862398667,0.26291773466699103,0.26225515102842306,0.2600030594010881,0.2495359378233658,0.24121045847254488,0.21980363622627191,0.21572558978573453,0.21496160604463926,0.2144292305619438,0.21059680000893066,0.20900892300844723,0.19665456778239157,0.19597835722642767,0.18851270794830916,0.18726114378113734,0.18407686839068482,0.17886818141990696,0.1698650723246137,0.16295238073901708,0.16122453006088572,0.15738677116143784,0.15614166334574658],"twin_dists":[0.19074751911137386,0.20182540440820695,0.20760079083151947,0.21228930216668215,0.21248969550953933,0.21317320626675065,0.21640007547321696,0.21902903573311203,0.22607270275291516,0.22746567095090084,0.22772859693627012,0.22791218759911488,0.22924299305635615,0.22979919513919592,0.23422866862635797,0.23447658403658528,0.2372540549433193,0.23772716199128655,0.2389409516694146,0.24095873447214197,0.24454720021594828,0.24739622400487202,0.24812195610274043,0.24975434542408703,0.25029018071616604],"n_dims_used":43,"mean_confidence":0.9090112198230832},"coverage":{"mean_confidence":0.9090112198230832,"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}}