{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000533","497:4970001481","497:4970001489","497:4970000150","497:4970001057","497:4970000814","497:4970001806","497:4970001408","497:4970001719","497:4970000968","497:4970001634","497:4970000739","497:4970001328","497:4970001633","497:4970001557","497:4970000809","497:4970001237","497:4970000178","497:4970001409","497:4970001659","497:4970001236","497:4970000471","497:4970000414","497:4970000347","497:4970001402"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.3295993875931482,0.2377919749087543,0.18156753590037752,0.1714952998491034,0.16745480680713995,0.15737517910467494,0.1519661891231283,0.14892087552913824,0.13196971021421544,0.10361179267161767,0.07557256257892582,0.07333403646387396,0.051714228947629996,0.04996457675450122,0.044873181544799697,0.03814683592091876,0.036373756999898726,0.035716180753780705,0.03542927830863309,0.03538976151300818,0.029858201826290502,0.029504192565182823,0.029414567949175355,0.028010355719007847,0.027832509794770036],"twin_dists":[0.19349793565435058,0.22012549742588852,0.2399079268017896,0.24388751069782955,0.24553092295442938,0.24975931979976895,0.25211024744942623,0.25346097783328025,0.26137916397251454,0.27655058258587034,0.2951702814921914,0.296883557848809,0.31610619481357377,0.31793746606891465,0.32358900060258217,0.33194620501855177,0.33435594513335143,0.3352750300956589,0.3356805417474827,0.3357366138681328,0.34416963149764945,0.3447536749619706,0.3449024907818248,0.3472864670393795,0.3475956917643101],"n_dims_used":45,"mean_confidence":0.8982898288302952},"coverage":{"mean_confidence":0.8982898288302952,"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}}