{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000476},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000474","500:5000000144","500:5000000217","485:4850006788","485:4850007360","500:5000000367","485:4850006789","500:5000000224","500:5000000421","500:5000000319","500:5000000601","485:4850007697","485:4850007698","485:4850007153","485:4850007441","500:5000001107","500:5000000818","485:4850006493","500:5000000942","485:4850007015","485:4850008293","485:4850007428","485:4850007510","500:5000000320","485:4850006717"],"twin_admin_codes":[500,500,500,485,485,500,485,500,500,500,500,485,485,485,485,500,500,485,500,485,485,485,485,500,485],"twin_sims":[0.7747604740904396,0.664463444786029,0.6605994297314712,0.5804207427105619,0.5239442290138369,0.5219770954981611,0.5011040122764049,0.4795881041564999,0.4467862524121397,0.42526644821210474,0.4110747904144034,0.4073393294226226,0.3876852658571978,0.3858711852044126,0.3742532483432307,0.3439358671622793,0.34382570357525266,0.33748664549586116,0.33729242200638393,0.33638786930886233,0.331523555358455,0.3292874287135474,0.3270948104956879,0.31977667854569114,0.3138172723505239],"twin_dists":[0.09278554837332673,0.11743058582871117,0.11826534108190719,0.13546874270719622,0.14766563960904738,0.14809468486271063,0.1526720410050249,0.15744598549535407,0.16486132378936277,0.16983683968622915,0.17317486823728023,0.17406173074952955,0.17878971552297207,0.1792316563323339,0.1820859372584205,0.18975014360771725,0.18977861856991468,0.19142541984007888,0.19147613767588992,0.1917125528199819,0.19298985362003535,0.19358046251314853,0.19416172519284394,0.19611756343552506,0.19772889720875747],"n_dims_used":45,"mean_confidence":0.9184169345431857},"coverage":{"mean_confidence":0.9184169345431857,"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}}