{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007683},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007682","490:4900007197","490:4900007689","490:4900006951","490:4900007560","490:4900007078","490:4900007319","490:4900006830","490:4900007561","490:4900006462","490:4900007321","490:4900007569","490:4900006343","490:4900008255","490:4900006948","490:4900007083","490:4900006832","490:4900007322","490:4900007679","490:4900006714","490:4900007201","490:4900006455","490:4900005980","490:4900007200","490:4900007802"],"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":[0.00396390613593357,0.0027045427781939176,0.002624831802391002,0.002273438099850827,0.001741253080573047,0.0012038911846302494,0.0005468743373586107,0.0004983367065198855,0.0003933043405553253,0.00022793388858785883,0.00016905419340027957,0.00015726825022718252,0.0000425062647940488,0.00003107560836816623,0.000020595439632218845,0.000017795818435970236,0.000016149692258701633,0.000010897459438391172,0.0000067540260647892566,0.000005887526749970541,0.00000520954873971517,0.000003765358615916226,0.000002907326200383076,0.000002675827009550451,0.000002023079626446523],"twin_dists":[0.43193862087593926,0.44661804027350177,0.4477464515123698,0.45312842006050374,0.46294927426693416,0.4762055357754271,0.5033802273623108,0.5064850108648566,0.5143071296940912,0.5318976269491367,0.5412912871491318,0.5435385424415844,0.5827258273151267,0.5917229684941744,0.6033348874560339,0.6074058309809629,0.6100952586854042,0.620875602175054,0.6337388405202957,0.6373827695580611,0.640612206680209,0.6491039941313689,0.6557896907064134,0.6579204144611681,0.6650509602158821],"n_dims_used":45,"mean_confidence":0.9109675089518229},"coverage":{"mean_confidence":0.9109675089518229,"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}}