{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920004751},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920004331","492:4920004698","492:4920004039","492:4920004742","492:4920004638","492:4920004803","492:4920004929","492:4920004496","492:4920004922","492:4920004456","492:4920004439","492:4920005625","492:4920005270","492:4920005559","492:4920005626","492:4920004507","492:4920006650","492:4920004279","492:4920005846","492:4920004242","492:4920004221","492:4920004491","492:4920004865","492:4920005745","492:4920006610"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.7504379468152439,0.601648628289771,0.5710160098494914,0.5568744446904507,0.4927232311028217,0.4847359011054724,0.42467905847441,0.40757634104277907,0.38917836360211183,0.3571873785694461,0.3458453732676754,0.3360474045043523,0.32234932207767525,0.31858959561652683,0.31407850245857827,0.311411780885637,0.30982630987919507,0.3012465485634144,0.2951404450819438,0.2883258359327833,0.2863664993128234,0.2724663163972391,0.2689662130715616,0.26540480808662836,0.2622489825087182],"twin_dists":[0.09841338384493777,0.13091988374475316,0.13748771493390144,0.1405306141719978,0.15452418906161533,0.15629800416728634,0.16997405599275026,0.1740053537822172,0.17842670413025657,0.18635923337863056,0.1892573436341516,0.19180162622040317,0.1954271838134352,0.1964371725001383,0.197657903279865,0.19838421999916853,0.19881772836659714,0.20118612405627023,0.20289570447683494,0.20482850095845492,0.2053892500357241,0.20943567087313317,0.21047438008651762,0.2115399094470363,0.21249156261971983],"n_dims_used":45,"mean_confidence":0.9076424492730035},"coverage":{"mean_confidence":0.9076424492730035,"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}}