{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006456},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006095","490:4900006812","490:4900005963","490:4900006460","490:4900006569","490:4900006090","490:4900005306","490:4900005702","490:4900005969","490:4900005964","490:4900006215","490:4900005441","490:4900005307","490:4900005322","490:4900006692","490:4900005437","490:4900006693","490:4900005960","490:4900006940","490:4900007068","490:4900006703","490:4900005711","490:4900006820","490:4900005448","490:4900006697"],"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":[0.1543548107779287,0.11728445256380428,0.08326752582901956,0.0765188296431128,0.07528945112639684,0.07193881552086713,0.0709126745237711,0.06866898294870635,0.05408489377424922,0.04834325803450597,0.04646326796243231,0.04573275888959007,0.04465165377582555,0.04371730439514756,0.04104488317782606,0.03885553890637996,0.037891598298083515,0.037649475141867304,0.037153158299186174,0.036169129020159764,0.03564727296599863,0.03487767133522108,0.03239318589532756,0.03233093913140858,0.0321990874046961],"twin_dists":[0.2510646413180461,0.268884297017314,0.28957622860122006,0.29445834079575267,0.2953846818012803,0.29797290769095763,0.29878506319030385,0.3005946435095137,0.31370538458922625,0.3196827466393196,0.3217687649082542,0.3225984184402559,0.3238468680117098,0.3249464486091975,0.32820437243360073,0.33100951570190035,0.33228716244330464,0.3326124041981129,0.3332846824587278,0.3346404274393405,0.33537217189621515,0.33646810013538325,0.3401525234741974,0.3402478895339147,0.34045041404743204],"n_dims_used":45,"mean_confidence":0.9196780734592014},"coverage":{"mean_confidence":0.9196780734592014,"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}}