{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001444},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002294","496:4960001441","496:4960001564","496:4960001810","496:4960001554","488:4880000675","496:4960002166","488:4880000922","488:4880000833","496:4960001110","488:4880000835","496:4960000600","496:4960000352","496:4960001219","493:4930004993","496:4960000416","496:4960006567","479:4790003692","496:4960000451","496:4960001264","496:4960001801","496:4960001218","496:4960001458","496:4960001150","496:4960002657"],"twin_admin_codes":[496,496,496,496,496,488,496,488,488,496,488,496,496,496,493,496,496,479,496,496,496,496,496,496,496],"twin_sims":[0.7348518736054476,0.6774024949933484,0.6286080873798803,0.6189603520098385,0.5665060388997188,0.5453205189494428,0.46768511316171674,0.46708165877267505,0.45122158684310465,0.44903145364924646,0.4273596396227718,0.41318029556474306,0.40195851966525975,0.3978407710859477,0.39196141243893934,0.3859117532942587,0.3703141667105728,0.36353692291153905,0.36137881846458997,0.35988044619681003,0.3498104564073156,0.34878519884119347,0.344471618191841,0.3421843926851738,0.33553049856309103],"twin_dists":[0.10194714316727568,0.11462696871970028,0.12514500849668805,0.12721258206690483,0.1384571118273173,0.14302495935419815,0.16011581259307245,0.1602517692149123,0.16384753835766852,0.16434766758828123,0.16934850023565426,0.17267654200449847,0.1753456015454253,0.17633334455087454,0.17775181276065025,0.17922176250463479,0.18306347174629126,0.18475753129325312,0.18530031185049278,0.18567813446760367,0.18823861632687067,0.18850144533341895,0.1896117323173661,0.1902034393630097,0.19193695414784462],"n_dims_used":45,"mean_confidence":0.9285924275716145},"coverage":{"mean_confidence":0.9285924275716145,"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}}