{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000934},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000811","477:4770001649","477:4770001706","485:4850007970","485:4850007586","500:5000001495","485:4850007399","485:4850007264","477:4770001427","485:4850007674","477:4770001652","485:4850006822","500:5000006012","499:4990001595","500:5000002114","479:4790001261","479:4790000117","499:4990003290","477:4770001545","485:4850006966","499:4990002887","485:4850002646","477:4770000574","489:4890004221","488:4880000710"],"twin_admin_codes":[477,477,477,485,485,500,485,485,477,485,477,485,500,499,500,479,479,499,477,485,499,485,477,489,488],"twin_sims":[0.4892467302531881,0.4401563489375307,0.4368727134881088,0.37343864526872933,0.32187673168064856,0.32022136072050755,0.3171837588899973,0.3088723965198949,0.2779938267072763,0.25327504937383216,0.23209716914369885,0.22881620448877216,0.21166959954846043,0.20246321290766228,0.20184649823478845,0.19514198718905587,0.19476257166361172,0.19345218778999046,0.19226812443357016,0.19092094361002016,0.19042020136836693,0.18921597369448043,0.18695988614938835,0.18489999086688452,0.18160407120198171],"twin_dists":[0.15529517255564393,0.16638389580529747,0.16714129009865167,0.18228767367939802,0.1955537736280115,0.1959980092622661,0.19681654698150228,0.19907916545723275,0.20781187222321418,0.21523766385315943,0.2219751548374726,0.22305437098799283,0.2288688228722589,0.23212295832734955,0.23234453437175095,0.2347840395542997,0.23492381689742542,0.2354080243268503,0.2358475204071362,0.2363498614695147,0.23653721032965785,0.23698917654227047,0.23784137209699865,0.23862578544817145,0.23989378037666806],"n_dims_used":45,"mean_confidence":0.920992194281684},"coverage":{"mean_confidence":0.920992194281684,"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}}