{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003285},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001775","493:4930003985","493:4930003639","493:4930000491","493:4930001940","493:4930002266","493:4930000984","493:4930001591","493:4930001469","493:4930000368","493:4930003088","493:4930002096","493:4930000579","493:4930001091","493:4930001770","493:4930002094","493:4930001927","493:4930002581","493:4930001323","493:4930000768","493:4930000765","488:4880002816","470:4700008844","488:4880003189","493:4930001769"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,488,470,488,493],"twin_sims":[0.8787619840865067,0.6937626499371032,0.6757848317679428,0.6727684422371702,0.6663043135852222,0.6595652184280494,0.6399213166571103,0.626153709550431,0.6254307969910122,0.6214353578639229,0.6203567307035158,0.5938993197248753,0.5905416864361719,0.5819578218486906,0.556343258505975,0.5425563855424431,0.5412706321707956,0.5250241998483611,0.5246019724335844,0.49864301591639776,0.4948649125563786,0.493163911049939,0.47015302024668154,0.46896375147630437,0.4634771975277929],"twin_dists":[0.06602970119940071,0.11105983178122,0.11497825106566521,0.11563265797669353,0.11703252081187428,0.11848859122842585,0.12271731004873138,0.12567118662762194,0.1258261396141787,0.12668234484458826,0.1269134386093665,0.13257958520951715,0.13329894375495294,0.1351390447304757,0.14064511181807285,0.14362301141260286,0.14390138683116385,0.14743024620341239,0.1475222630590659,0.15321500162195717,0.15405002597658804,0.15442657451856737,0.1595604210616165,0.15982793674761844,0.16106511051999287],"n_dims_used":45,"mean_confidence":0.9254809909396702},"coverage":{"mean_confidence":0.9254809909396702,"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}}