{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000585},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000917","470:4700005787","492:4920005067","466:4660001672","469:4690004613","489:4890002712","487:4870000486","487:4870004060","494:4940007294","489:4890002630","487:4870002825","489:4890002628","487:4870000560","489:4890002800","470:4700007285","466:4660011790","466:4660004373","470:4700009043","499:4990002986","500:5000000987","496:4960004109","495:4950000154","496:4960004714","470:4700005387","470:4700008766"],"twin_admin_codes":[480,470,492,466,469,489,487,487,494,489,487,489,487,489,470,466,466,470,499,500,496,495,496,470,470],"twin_sims":[0.17404890379393018,0.07680783619560003,0.0411619166740558,0.03458976491192867,0.03414249123060844,0.03403501072580995,0.032264208387674624,0.031137573268166806,0.028509966337899657,0.0284214410186258,0.027633129486731443,0.027324293331419145,0.026852078135675816,0.02370409112119166,0.023297110111461926,0.022478925223641893,0.022446807096001664,0.0222454575149982,0.021680940040822962,0.021418395263418193,0.01970808143649093,0.019576479878025205,0.019473090859454055,0.019459823171484748,0.019171836099672896],"twin_dists":[0.2428631356733582,0.29424231596420447,0.32805800889397313,0.33688337766814413,0.3375344024891006,0.3376919266909943,0.3403502997115872,0.3421072504361344,0.3464267291397863,0.3465781157082428,0.3479443866952021,0.34848880732198156,0.349331569582473,0.3553014508276537,0.35612266255766817,0.35781197027308803,0.35787936672780357,0.3583037955655606,0.35951180549305944,0.36008296560227354,0.36396043107960924,0.36427080064787415,0.36451591367872416,0.3645474507067046,0.36523665973132313],"n_dims_used":43,"mean_confidence":0.916251958802689},"coverage":{"mean_confidence":0.916251958802689,"n_dims_used":43,"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}}