{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003845","490:4900003853","490:4900001981","490:4900003579","490:4900003040","490:4900002136","490:4900004135","490:4900003700","490:4900003179","490:4900004547","490:4900004420","490:4900003844","490:4900003582","490:4900004128","490:4900003183","490:4900003310","490:4900002590","490:4900004971","490:4900002586","490:4900002895","490:4900001832","490:4900002143","490:4900003987","490:4900007730","490:4900004818"],"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":[0.7193645864903255,0.6626167043533377,0.6502256605690314,0.6429028452857576,0.6325478433468054,0.5811001964559802,0.572037020118287,0.5652261929531448,0.5579475193776291,0.5531773938288546,0.5355364339547418,0.5328951538047944,0.5321642463567067,0.4958706520095874,0.492138715905474,0.4880251419934138,0.4791348190382523,0.4768937172992692,0.4692805366240983,0.46751646801562013,0.46291822627590706,0.4459509018863087,0.4433566474575833,0.44228040947645336,0.4257591735298248],"twin_dists":[0.10541248586842973,0.11782967330341289,0.1205016627666897,0.12207672102318694,0.12430005127033203,0.13532299384288493,0.1372683717173857,0.13873237311028092,0.14029936041830632,0.14132785652645458,0.14514441202713546,0.14571785328241663,0.14587664103054843,0.1538275631302956,0.15465370396653294,0.15556647282160158,0.15754725643256687,0.15804840693388997,0.15975665624575908,0.1601538018295372,0.16119143835576102,0.16505268424436226,0.16564784544705957,0.16589514343533926,0.16972179801232437],"n_dims_used":45,"mean_confidence":0.9127119276258681},"coverage":{"mean_confidence":0.9127119276258681,"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}}