{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012976},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013084","490:4900013299","490:4900013017","490:4900013047","490:4900000639","490:4900000861","490:4900013085","490:4900000860","490:4900012306","490:4900012606","490:4900013117","490:4900012301","494:4940008047","490:4900012231","490:4900013300","490:4900000745","490:4900013014","490:4900013083","490:4900013051","490:4900000638","490:4900013018","490:4900000859","490:4900013374","490:4900013013","490:4900012302"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.21537984790780212,0.11130507374941864,0.08494941497712678,0.0721724652331488,0.061098905719719446,0.0602445609750431,0.05700162207754185,0.05565781291623778,0.03810062741964608,0.03646537286304718,0.034761127517525824,0.03355132580892117,0.033195387770583965,0.028012700425250767,0.027669472244928543,0.02698349802643156,0.02609742573170583,0.02416531563812345,0.023506182146634358,0.022488876569070396,0.02219389073854052,0.021460689044147788,0.019963483451980246,0.01783489535787263,0.017193808633443695],"twin_dists":[0.22758458054694447,0.2721470491152955,0.28840906157979534,0.2977892951290894,0.307078953305861,0.30785146602168784,0.31086839070827504,0.3121601760446278,0.3320077887829355,0.3342290171918317,0.3366358506719994,0.33840610895727236,0.3389372959224277,0.34728240153893164,0.34788066607324997,0.3490957504357201,0.35070529914125953,0.35438542295194875,0.35569925485001513,0.35779110540536496,0.3584130307586479,0.3599905464467593,0.3633632157261578,0.36855982952240457,0.3702314094896397],"n_dims_used":45,"mean_confidence":0.9127370198567708},"coverage":{"mean_confidence":0.9127370198567708,"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}}