{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013388},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013381","494:4940007436","494:4940008366","494:4940006791","490:4900013370","466:4660008804","494:4940008375","494:4940008373","494:4940008374","466:4660012437","490:4900013060","490:4900013324","466:4660009144","466:4660010977","494:4940008276","494:4940006894","494:4940008277","494:4940007342","494:4940008266","490:4900013380","466:4660012433","494:4940005809","466:4660010665","490:4900013304","490:4900003024"],"twin_admin_codes":[490,494,494,494,490,466,494,494,494,466,490,490,466,466,494,494,494,494,494,490,466,494,466,490,490],"twin_sims":[0.1805018349328764,0.07002616176134929,0.06111537081327621,0.04905710820047063,0.037566780217426224,0.028535617804772363,0.016664493712830252,0.013875428688338971,0.013407333212344715,0.012805807254689544,0.01134068861193493,0.011096671442064379,0.01060359071805578,0.010203148207707251,0.009899233953429324,0.009433716099347317,0.009300602909224959,0.008020291302548296,0.007802518803874592,0.007773924089486422,0.007476435554612589,0.006861244957976093,0.006813135101714749,0.006717735126104599,0.006661859625682279],"twin_dists":[0.24032145371889554,0.2994944181566916,0.307064152670244,0.31890839353118566,0.33272389365188637,0.3463829382320962,0.3716532655225805,0.3798750261229556,0.38139577408171244,0.38342048088052527,0.38872882291633915,0.38967151621301804,0.3916340384014128,0.3932885531450992,0.3945833115173194,0.39663698989317453,0.3972408613290515,0.4034805718380709,0.40462974077239855,0.4047827634292025,0.406405437517069,0.4099537667514695,0.410243179555171,0.4108225542025275,0.4111653403419397],"n_dims_used":45,"mean_confidence":0.9147594875759548},"coverage":{"mean_confidence":0.9147594875759548,"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}}