{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000667},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000686","496:4960009172","494:4940008579","490:4900001174","494:4940006583","494:4940003368","490:4900003483","490:4900000427","490:4900004049","494:4940008620","490:4900000801","490:4900000809","490:4900000903","480:4800005144","490:4900002803","494:4940008873","490:4900000780","490:4900003619","490:4900000597","490:4900001561","480:4800004127","496:4960008482","480:4800003972","490:4900002454","490:4900000658"],"twin_admin_codes":[490,496,494,490,494,494,490,490,490,494,490,490,490,480,490,494,490,490,490,490,480,496,480,490,490],"twin_sims":[0.3097531695076675,0.2901766579780127,0.2553473597739711,0.2491725741990334,0.23531385718005865,0.21621185032829474,0.21527950220902112,0.2061829625776135,0.20300553265693558,0.19081403968935107,0.18437812264627965,0.18193213502706335,0.17656435667192324,0.1691569747146689,0.16855755824395324,0.15456686247356166,0.14798559576428852,0.1451544098377457,0.14328788860333816,0.1409492238043616,0.1407888725444416,0.1370164511844694,0.1366988359273099,0.13656337576789462,0.1334456336619769],"twin_dists":[0.19883775743935586,0.2043008971684503,0.21459812515318383,0.21651362912203126,0.2209267791186461,0.22729865049587988,0.22761911612996866,0.23079623377099295,0.2319284940460109,0.23638982991882831,0.23882548918812224,0.23976684449433575,0.24186450431535805,0.24483515559426777,0.24507959237113902,0.25097239153175527,0.25387989787754056,0.2551600530589755,0.25601417284993994,0.25709608993587535,0.25717075991004934,0.25894603646856645,0.2590971642139154,0.25916169886769963,0.2606604658782213],"n_dims_used":45,"mean_confidence":0.9173600090874566},"coverage":{"mean_confidence":0.9173600090874566,"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}}