{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002582},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002894","490:4900002586","490:4900003854","490:4900002895","490:4900002445","490:4900003853","490:4900001538","490:4900002734","490:4900003582","490:4900001409","490:4900002295","490:4900005108","490:4900003040","490:4900002590","490:4900002890","490:4900004003","490:4900002881","490:4900005095","490:4900002744","490:4900004538","490:4900001984","490:4900004693","490:4900002735","490:4900003609","494:4940005770"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.3701131895262788,0.3659341798965678,0.3605050432285616,0.3385758870912168,0.3368749204547815,0.3190074030642915,0.31509960551059807,0.31456691079112103,0.30152751361989377,0.30009382023984915,0.2875354236466692,0.28452053025783036,0.27830473095778235,0.2671505901911829,0.26583945458397296,0.25753748129892384,0.25412036143111577,0.25268366796727004,0.24918613987419896,0.24901339093930602,0.24898042271411147,0.2460092979592638,0.2383292642232504,0.23824174523310251,0.23004239427378156],"twin_dists":[0.18311348452506826,0.18415650902507696,0.185520541681542,0.1911412759977325,0.19158521382211077,0.19632460618727074,0.1973807216301779,0.19752525957254885,0.2011079501463961,0.20150729798537562,0.2050544361783408,0.20591966444705087,0.20772112759302186,0.2110164900630999,0.2114093941555524,0.21392579342582513,0.21497639116142536,0.21542078036088763,0.2165093878506781,0.2165634083832024,0.21657372064407435,0.21750669008686593,0.21995248835572398,0.2199806524433628,0.22264985025142994],"n_dims_used":45,"mean_confidence":0.9198611789279514},"coverage":{"mean_confidence":0.9198611789279514,"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}}