{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001617},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001388","496:4960002239","496:4960001744","496:4960003340","496:4960002252","496:4960001389","496:4960004322","496:4960001736","496:4960003902","496:4960002805","496:4960002655","496:4960002799","496:4960004335","496:4960001265","496:4960002525","496:4960004339","496:4960003887","496:4960002501","496:4960002665","496:4960003085","496:4960003351","496:4960002511","496:4960002661","496:4960002807","496:4960004178"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8746173573638811,0.8356549098975649,0.835025356593791,0.8005850939441226,0.7743629978850182,0.7716653577097545,0.7392141241515773,0.7372206033421164,0.7189452134841331,0.7123740597079218,0.7032381594407604,0.6983093349557545,0.6956941979763099,0.6921377321015395,0.6919105180990468,0.6918046262915523,0.6849268844629828,0.6780609283482156,0.677827743858202,0.6759174927190011,0.6719462612164412,0.666012727853383,0.6633759690562293,0.6592568888811657,0.659169096768702],"twin_dists":[0.06722652582702877,0.07782495818313151,0.07798812916829456,0.08662004244401868,0.09287878881077156,0.09351040602504034,0.10096313527481092,0.10141328248706345,0.10550575578472249,0.10696362809576784,0.10898004475403103,0.11006326064713985,0.11063676455006236,0.11141540218227526,0.11146509795814137,0.11148825640026719,0.11298978651226071,0.11448391932993844,0.11453458487767346,0.11494945199788309,0.11581089582968869,0.11709558935759415,0.11766562279505775,0.11855513511334403,0.1185740813240533],"n_dims_used":45,"mean_confidence":0.9306599934895833},"coverage":{"mean_confidence":0.9306599934895833,"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}}