{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740005401},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740005640","486:4860001982","486:4860001795","486:4860001981","486:4860001979","486:4860001852","486:4860002029","486:4860001980","486:4860001941","486:4860002874","486:4860001902","486:4860001665","474:4740005729","487:4870008389","486:4860002396","486:4860001853","478:4780007660","486:4860002489","486:4860002965","474:4740005687","486:4860002036","475:4750002588","474:4740004940","474:4740005637","478:4780003756"],"twin_admin_codes":[474,486,486,486,486,486,486,486,486,486,486,486,474,487,486,486,478,486,486,474,486,475,474,474,478],"twin_sims":[0.10163333739693095,0.09203821527273633,0.08184274865665475,0.07640229317413048,0.07518644313115172,0.07346339755697985,0.06503929261572611,0.062310335892682124,0.060200788577684475,0.05177272857986404,0.05025724164515401,0.048816445588906646,0.04341172503105888,0.042296276839394215,0.04155717572242916,0.040339550452539195,0.03699780813029682,0.03671925010438192,0.034883310387192945,0.03484924345014126,0.033299929968435456,0.03052051640502238,0.030347556928370722,0.025549845072955615,0.025195425464979087],"twin_dists":[0.27772399196182557,0.2836829494456763,0.29057979591095573,0.2945456347001038,0.2954628511200079,0.2967834080399436,0.3036266467519731,0.30599862213853024,0.30789128762023604,0.3160458619843668,0.317627469178938,0.31916839684215803,0.3253103516697373,0.3266572481718754,0.32756627287690754,0.3290940009360588,0.33349667461115684,0.33387869562783723,0.3364599955176207,0.3365089745493843,0.338780779636698,0.3430927126446882,0.3433719962516027,0.3517237081733237,0.3523929641930832],"n_dims_used":45,"mean_confidence":0.9237024943033855},"coverage":{"mean_confidence":0.9237024943033855,"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}}