{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011728},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011793","490:4900011726","490:4900011934","490:4900004790","490:4900012132","490:4900009157","490:4900005211","490:4900006497","490:4900007711","490:4900011600","490:4900004789","490:4900011413","490:4900006607","490:4900006372","490:4900011794","490:4900009171","490:4900011609","490:4900005342","490:4900007227","490:4900007831","490:4900006005","490:4900011786","490:4900008938","490:4900012817","490:4900006249"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.24940816600735277,0.1917398152988288,0.16329584598882685,0.14881017500945262,0.1434166832959558,0.13460965723336774,0.1275851058186828,0.12366660355549232,0.12310352673989504,0.11871920445441723,0.10560706807205546,0.10502754335310252,0.10197406150773085,0.10065552097531977,0.09219303642336395,0.0896537027827649,0.08346204587895965,0.07696016748711607,0.074463549749128,0.0741461163182238,0.07280370167727417,0.06946647555955794,0.06031396234290651,0.05736428361307053,0.05656312191910342],"twin_dists":[0.21643999298008273,0.23604422454396398,0.24725262696632375,0.25351046011766937,0.255954972091129,0.2600978505110296,0.2635506103842551,0.26553956228514075,0.2658292882386333,0.26812047361007824,0.2753847540912742,0.2757215878408579,0.2775206471829553,0.2783105279641453,0.2835829982348299,0.2852394296223853,0.28944028190094684,0.2941287156083944,0.2960138756707121,0.29625720441886655,0.2972956362799895,0.2999460216479356,0.30778837738785825,0.31052408194716796,0.31128712363781574],"n_dims_used":45,"mean_confidence":0.9099834865993923},"coverage":{"mean_confidence":0.9099834865993923,"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}}