{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011689},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008784","490:4900008551","490:4900008661","490:4900011690","490:4900008114","490:4900010665","490:4900008553","490:4900009222","490:4900008452","490:4900010034","490:4900010650","490:4900008775","490:4900011153","490:4900008009","490:4900011168","490:4900011562","490:4900012162","490:4900006799","490:4900008662","490:4900011837","490:4900011372","490:4900010319","490:4900011759","490:4900011563","490:4900011771"],"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":[0.05836296080778185,0.03471691927708394,0.031874266074374574,0.031088112156464735,0.02658832486346363,0.024643209166073286,0.02373565961745645,0.020253849851039334,0.019217662987700765,0.01897390612658462,0.015923387772596994,0.015647914826739613,0.012713341818087361,0.012682868423201621,0.012548515657963541,0.012308250767080512,0.011496279891590314,0.010641023738002112,0.010548852780062427,0.010376313626749296,0.009814359594781509,0.009711856391090923,0.009536210780324652,0.008459531156351079,0.008237433278419486],"twin_dists":[0.3095851377192437,0.3366996082609247,0.3409523803687422,0.3421856222580204,0.34980786405704645,0.35345211828543843,0.35523826336919073,0.36269228373687,0.36512638474292924,0.3657156073956683,0.373712176096297,0.3744990061923746,0.3837391478715711,0.3838446191077396,0.38431231910303026,0.38515988593871053,0.3881371044415279,0.3914822327649044,0.3918568832371171,0.3925661113665823,0.39495122858941306,0.39539936603983494,0.3961771822607556,0.4012453957171702,0.4023622490046689],"n_dims_used":45,"mean_confidence":0.8850972493489583},"coverage":{"mean_confidence":0.8850972493489583,"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}}