{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001279},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012753","487:4870001278","490:4900012484","490:4900002620","490:4900003601","490:4900003313","487:4870001280","490:4900012832","490:4900012834","490:4900000719","487:4870001181","490:4900013246","487:4870001072","487:4870001015","490:4900012887","487:4870001463","490:4900001425","487:4870000918","487:4870001011","494:4940006211","487:4870000995","487:4870001092","490:4900012958","487:4870000832","490:4900004451"],"twin_admin_codes":[490,487,490,490,490,490,487,490,490,490,487,490,487,487,490,487,490,487,487,494,487,487,490,487,490],"twin_sims":[0.06523963953658453,0.05334913531554127,0.04623475828347044,0.04611254787053079,0.043940067458502624,0.0411872881675668,0.03483750023183996,0.031166951784953063,0.03066095047389259,0.02876722982229123,0.025370245742246906,0.024622628253924812,0.02426886300606367,0.023490924032262626,0.022408666410042476,0.02236117550853123,0.022151296760880877,0.02026897497092776,0.020218461866279104,0.019842636061456174,0.01797681892786148,0.01782770424346258,0.015410206152818568,0.014910796922711089,0.014376634881148412],"twin_dists":[0.3034557361996222,0.3144409935548073,0.32202710659391465,0.32216571068181976,0.3246825130068647,0.3280263252844392,0.33652586756186964,0.34206075019186744,0.3428669446033008,0.3459890659360373,0.3520618389366549,0.35349198783969876,0.35418185266960694,0.3557300445672406,0.3579595097215466,0.3580594655602671,0.35850342504309707,0.3626575653696592,0.36277360209837856,0.36364496133540053,0.3681969058820586,0.368578285711128,0.37518782680178875,0.37666600415430346,0.37829613477878626],"n_dims_used":43,"mean_confidence":0.9085977243822675},"coverage":{"mean_confidence":0.9085977243822675,"n_dims_used":43,"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}}