{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004272},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003563","490:4900004277","490:4900003850","490:4900004819","490:4900003707","490:4900003449","490:4900001275","490:4900002739","490:4900004142","490:4900005242","494:4940008097","490:4900003326","490:4900003716","490:4900003459","490:4900004676","490:4900002293","494:4940008103","490:4900004955","490:4900001543","490:4900003186","490:4900007369","496:4960007773","490:4900001405","494:4940008393","490:4900003712"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,494,490,490,490,490,496,490,494,490],"twin_sims":[0.792178476837388,0.693718101843481,0.6285334691255956,0.5373959581775031,0.4814483069496711,0.4729839514704238,0.4545812194159844,0.4225770401449337,0.37540597301433326,0.37037682063260724,0.357226272254818,0.3353134056622279,0.3297868868531024,0.31855934098615984,0.31036694777744167,0.2890433384325052,0.2782984307921418,0.2731541554351665,0.2723822931973291,0.2704340482071239,0.2693061548626475,0.26540047048776677,0.264701316138703,0.26460867118167963,0.26027438411783876],"twin_dists":[0.08865178905816942,0.11106958400742051,0.12516100766096033,0.14474103497462096,0.15703070626235882,0.15892454188345193,0.16308209420432543,0.17046574448332,0.18180083316023496,0.18304788319745174,0.18634937812946037,0.19199382358292438,0.19344835449664108,0.19644532697294118,0.19866976173948034,0.20462372710939533,0.20772296582955782,0.20923251278418675,0.20946050933262567,0.21003776741444427,0.2103731323205748,0.21154121260838157,0.21175143598375867,0.2117793186584327,0.21309066263723908],"n_dims_used":45,"mean_confidence":0.9223295423719619},"coverage":{"mean_confidence":0.9223295423719619,"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}}