{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003094},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000005336","500:5000004817","500:5000004641","493:4930005672","470:4700003034","500:5000004991","493:4930005673","493:4930005680","493:4930006489","488:4880002454","493:4930006217","484:4840001217","470:4700003208","493:4930005745","493:4930006559","493:4930006137","470:4700003032","500:5000004466","493:4930006147","478:4780003902","468:4680006210","493:4930004844","500:5000004643","493:4930006420","493:4930005573"],"twin_admin_codes":[500,500,500,493,470,500,493,493,493,488,493,484,470,493,493,493,470,500,493,478,468,493,500,493,493],"twin_sims":[0.2650878812248801,0.14715863023352577,0.10551141252222838,0.030986557902128377,0.030850661928429696,0.029504928907951023,0.027387490088970394,0.026723417069175016,0.021913060943847637,0.0193862201966095,0.01699176157202182,0.01587755256950933,0.015833017204709254,0.015046516186930389,0.014478332240305807,0.014429905055959159,0.012409078140151774,0.011854878760871403,0.011320003832690061,0.010895311521972387,0.010894565590539808,0.010845264821192236,0.010806058392512512,0.010354071457429257,0.009893205914947849],"twin_dists":[0.21163515995668036,0.2542519343639221,0.27544025217476975,0.3423468715084922,0.3425633582800581,0.3447524539204567,0.3483769736300799,0.34956340380994616,0.3590118190166682,0.3647227452170199,0.37076955989858956,0.37384226023896866,0.3739689720078558,0.3762600313161104,0.37798170968743744,0.3781311917389169,0.38480243409972104,0.38679996755061363,0.38880803009343406,0.39046339506863753,0.3904663526714075,0.39066222967117054,0.3908185670004417,0.39265830136972735,0.39460934914071694],"n_dims_used":45,"mean_confidence":0.9208367241753472},"coverage":{"mean_confidence":0.9208367241753472,"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}}