{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000800},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001509","489:4890000688","489:4890001374","489:4890001517","489:4890000649","470:4700007180","489:4890001372","489:4890000540","470:4700006600","489:4890000630","489:4890000379","489:4890000824","489:4890000883","489:4890000825","470:4700006023","489:4890001523","489:4890000365","470:4700007073","489:4890000749","489:4890001516","472:4720002286","470:4700008321","470:4700007173","470:4700006022","470:4700006975"],"twin_admin_codes":[489,489,489,489,489,470,489,489,470,489,489,489,489,489,470,489,489,470,489,489,472,470,470,470,470],"twin_sims":[0.763792915444532,0.7483155047288822,0.7448518175564879,0.7433714802404366,0.7342277797057999,0.7235833007823842,0.7234630146313378,0.7176878871499721,0.7020021006376511,0.7002282558495283,0.6937191168799743,0.6829999640115441,0.6795654044563436,0.6641534305145881,0.6560234725006381,0.6313843677295342,0.6223636461617605,0.620608709965941,0.6150641138252764,0.6130180482819396,0.6092952819818815,0.6073998251298293,0.6070359546812807,0.6059272162112112,0.6037454119862768],"twin_dists":[0.09534213043282702,0.0988976256812367,0.09968575186078571,0.10002180342355114,0.10208762110817046,0.10447263980451002,0.10449947795212772,0.10578522178879168,0.10925198773025976,0.10964190325345913,0.11106936180371699,0.11340957805010646,0.11415691077429849,0.11749759812385785,0.11925260565568117,0.12454962807788932,0.12648344455445096,0.12685945429719,0.12804712481704186,0.12848531023436896,0.12928250339537634,0.12968837553900733,0.1297662900669939,0.13000370078825538,0.13047088775482366],"n_dims_used":45,"mean_confidence":0.9147928873697917},"coverage":{"mean_confidence":0.9147928873697917,"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}}