{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001128},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850003250","470:4700001503","466:4660007976","489:4890000706","489:4890000884","466:4660006303","466:4660006409","466:4660006519","466:4660006540","485:4850001317","466:4660007973","481:4810005872","470:4700007781","493:4930004884","466:4660006192","489:4890000397","470:4700007204","481:4810005729","489:4890000707","485:4850002243","496:4960004276","466:4660011599","466:4660005957","489:4890000531","485:4850001038"],"twin_admin_codes":[485,470,466,489,489,466,466,466,466,485,466,481,470,493,466,489,470,481,489,485,496,466,466,489,485],"twin_sims":[0.3873206823349939,0.35451751738767195,0.3339090953923,0.32259353640323424,0.30635534323413766,0.29716404672683333,0.29615194010421464,0.2940250756717418,0.27661258164365643,0.2755343072393592,0.2754142383210138,0.27172187164955586,0.270825127255582,0.26486497067963916,0.2612577694357076,0.2561676487491993,0.2522684696520866,0.24958369687056634,0.2488826710593241,0.24813077992960292,0.24688030059781269,0.2408721981331358,0.23751423731085447,0.23747998546810822,0.23315669848265447],"twin_dists":[0.17887845552253678,0.1870370753057505,0.1923621791095748,0.1953618082747581,0.19977124587808848,0.20232685710837603,0.20261108052405277,0.20321022593268898,0.20821577073103736,0.20853193274337198,0.20856718508551206,0.20965590386753732,0.20992168680629095,0.21170219694510342,0.21279194495912004,0.2143458840002136,0.21554950622633884,0.21638515830972965,0.21660430191000105,0.21683978609749283,0.21723243845370258,0.21913707920680545,0.22021502983271482,0.2202260760976167,0.22162878821750542],"n_dims_used":45,"mean_confidence":0.9188891940646702},"coverage":{"mean_confidence":0.9188891940646702,"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}}