{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008557},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009121","490:4900009421","490:4900010405","490:4900008673","490:4900008337","490:4900008668","490:4900008556","490:4900008566","490:4900009010","490:4900007903","490:4900008455","490:4900008563","490:4900007900","490:4900009633","490:4900008233","490:4900008562","490:4900010399","490:4900009632","490:4900008454","490:4900008559","490:4900008229","490:4900010318","490:4900009122","490:4900008560","490:4900009012"],"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":[0.6023071698389287,0.5445335419455212,0.5130537598669269,0.49473923961486527,0.46358835091755474,0.46315274531037853,0.45603189205296746,0.45104027475651076,0.4404374053053456,0.40489007548162476,0.3590153288251555,0.302995893454741,0.2953076568565871,0.2933421735430497,0.2820624100132513,0.23354008046440777,0.23171065447596897,0.2295214043571894,0.22089840462415616,0.2160604816228517,0.21533304580102555,0.20673819111145433,0.20062581040045133,0.19873422849231162,0.19623796923448752],"twin_dists":[0.1307788643909939,0.1431951757036295,0.1500457487774124,0.15407783315932863,0.1610399961467163,0.16113843041076578,0.16275222121904237,0.16388890755602986,0.1663191713025826,0.1746451806259821,0.18589664419086344,0.200700086301116,0.2028486132099757,0.20340314491528694,0.20662920078362101,0.22150371305623606,0.22210176760123865,0.2228215507472116,0.2257017111015994,0.2273506153682479,0.22760068689271573,0.2305996086905535,0.23278448525151021,0.2334698922817761,0.23438133390133242],"n_dims_used":45,"mean_confidence":0.8819905598958333},"coverage":{"mean_confidence":0.8819905598958333,"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}}