{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000146},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000114","500:5000000373","500:5000000119","500:5000000188","500:5000000113","500:5000000116","500:5000000372","500:5000000118","500:5000000230","500:5000000148","500:5000000591","500:5000000533","500:5000000090","500:5000000092","500:5000000538","500:5000000649","500:5000000094","500:5000000326","500:5000000093","500:5000000425","500:5000000073","500:5000000095","500:5000000429","500:5000000472","500:5000000232"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9826944479069707,0.9755025872905205,0.9738668863110731,0.9585342798805451,0.9392679895531146,0.9253773000106865,0.9159569859417673,0.9122256753858914,0.8907178748694993,0.8887294814808383,0.8802440728121005,0.8793890053633946,0.8710596392334861,0.8700973204321619,0.8665646512968658,0.8640929932658192,0.8640847513361127,0.8529628390707936,0.8469475464450086,0.8468377406833703,0.8463877594842284,0.8457801475114354,0.8432023390945799,0.8260353609815334,0.8240452280103869],"twin_dists":[0.024267452631113563,0.028925860082569147,0.02988843522124288,0.03779769450220223,0.04597426299354379,0.05114935914661977,0.05441907589170689,0.0556699285427901,0.062482328449844915,0.0630827498442584,0.06559781635487275,0.06584724234759635,0.0682415559976375,0.06851422958192707,0.06950859279308212,0.07019830410780556,0.07020059594876299,0.07324720683382961,0.07485921169936798,0.07488842055166121,0.07500803837316543,0.07516935755162292,0.07585122095573933,0.08029514654978581,0.0808002747751969],"n_dims_used":44,"mean_confidence":0.9162846478548917},"coverage":{"mean_confidence":0.9162846478548917,"n_dims_used":44,"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}}