{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010533},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010619","490:4900010704","490:4900010532","490:4900010870","490:4900010618","490:4900011930","490:4900010705","490:4900010439","490:4900010443","490:4900011986","490:4900011798","490:4900010448","490:4900011542","490:4900010534","490:4900010701","490:4900010615","490:4900010885","490:4900010691","490:4900010692","490:4900010526","490:4900009673","490:4900009980","490:4900011407","490:4900009879","490:4900010360"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5293102737880265,0.41911867034643807,0.37923627407077953,0.37312198629557897,0.3599673706386376,0.3559596363563959,0.34857935340267,0.34519638718380985,0.3314387048061578,0.3240650387474397,0.3206287030964027,0.30473951265803007,0.296586170954263,0.27287268859565206,0.2472692091302485,0.24597963391173203,0.22612670120921916,0.2246202278841488,0.21986311227946578,0.21312392748730857,0.2068413392880526,0.2025416815380273,0.19721198932528058,0.1957276260030332,0.1866814172748096],"twin_dists":[0.14649709646298195,0.17127694312166739,0.18085654031991455,0.18236615271348872,0.18565619410482045,0.1866706147656265,0.1885542635283634,0.18942466994069668,0.19301222454340686,0.19496847371642637,0.19588857570786372,0.20021725976245586,0.2024890683455386,0.20931560791353165,0.21711018407395677,0.21751604136143585,0.22394668840843673,0.22444958185784541,0.22605251595321096,0.22836363049462802,0.23056312019045508,0.23209479903475466,0.23402474776302193,0.234568658929312,0.23794705766079902],"n_dims_used":45,"mean_confidence":0.9154391818576388},"coverage":{"mean_confidence":0.9154391818576388,"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}}