{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006429},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006671","490:4900006432","490:4900006065","490:4900007039","490:4900006805","490:4900007283","490:4900007287","490:4900007648","490:4900006931","490:4900005697","490:4900005694","490:4900006189","490:4900006911","490:4900006549","490:4900006930","491:4910001511","490:4900004064","490:4900007172","490:4900007665","490:4900002371","490:4900006921","490:4900006430","490:4900007183","490:4900006789","490:4900006319"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3184927205707537,0.30887652366561474,0.28186139135666427,0.22160237533626342,0.16773045084193716,0.14801060094505045,0.1471639605117585,0.13565242668581173,0.13211493973048596,0.12873701255514125,0.12183462442447199,0.12178993825444817,0.11998395780008958,0.11990655160918856,0.11810024759945928,0.10976510810804982,0.10268064074003265,0.10164545922929935,0.10089881658142942,0.1002269640777938,0.09794062092603198,0.09758214017867337,0.09698965635002725,0.09351707627565672,0.08650080317017729],"twin_dists":[0.19646328458348408,0.19907803334125576,0.206687389771715,0.2254638010963628,0.24541790817531767,0.2538686724512376,0.25424953143040063,0.2595969347939251,0.26130817719236793,0.2629747429049813,0.2664859087700546,0.2665091273997447,0.2674529903763868,0.26749368713630584,0.2684491175445743,0.2730091827528485,0.2771006445508266,0.2777167485004997,0.2781641739677781,0.27856899996631584,0.2799627595855236,0.28018359827868655,0.2805499928789031,0.2827335806058342,0.28734867996127017],"n_dims_used":45,"mean_confidence":0.8960314432779948},"coverage":{"mean_confidence":0.8960314432779948,"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}}