{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005041},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005306","490:4900005445","490:4900005441","490:4900006093","490:4900006095","490:4900006223","490:4900005446","490:4900005448","490:4900005439","490:4900006089","490:4900004630","490:4900005969","490:4900005438","490:4900006216","490:4900005696","490:4900006456","490:4900004763","490:4900001373","490:4900005437","490:4900006703","490:4900005324","490:4900005188","490:4900006460","490:4900007068","490:4900005325"],"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":[0.18492012439483502,0.13307844102078398,0.1247326259647758,0.09088756202338738,0.07329141997328692,0.06290896530415643,0.04788815084821003,0.04352440315027253,0.03714569199090489,0.03554149150819655,0.034847634872431706,0.0339919136244468,0.027866234334355252,0.02707869593573696,0.022461000086032655,0.01958978383683806,0.01936327587342441,0.01795257664640585,0.016546826554690686,0.016226637395295777,0.016005399055591993,0.014419353721210455,0.01434168050251316,0.014179962290043115,0.013185273424152141],"twin_dists":[0.2386180888879183,0.2608387086215897,0.26499378714386096,0.28442999706209027,0.2969165823073851,0.3054711217373534,0.32018142437387564,0.3251759176799876,0.33329485383059576,0.33552160689722604,0.3365112882558665,0.33775520918730534,0.34753692379328033,0.348925545086742,0.35784957393830347,0.36423934194252977,0.36477750875266407,0.3682587195825358,0.3719747225302674,0.3728597281407603,0.37348024051875256,0.37816381964544227,0.3784046589141166,0.378909809056507,0.38213368000233633],"n_dims_used":45,"mean_confidence":0.9123514811197917},"coverage":{"mean_confidence":0.9123514811197917,"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}}