{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008671},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008454","490:4900009427","490:4900008449","490:4900007900","490:4900009530","490:4900009324","490:4900009217","490:4900009120","490:4900009830","490:4900010399","490:4900008233","490:4900009107","490:4900008226","490:4900009117","490:4900008668","490:4900011976","491:4910005708","490:4900009859","490:4900009121","490:4900009933","491:4910005564","490:4900008559","490:4900009118","491:4910005412","490:4900010484"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,491,490,490,491,490],"twin_sims":[0.4911926150631764,0.31217928666784966,0.3078077337559429,0.2785878938501146,0.262011156319643,0.2606532177086806,0.2538467339148783,0.20737967585483624,0.20651156929532877,0.2020612173098837,0.1631731804612456,0.16172752362964338,0.1350633799399065,0.1019987032797945,0.09982430420718583,0.09755371754565514,0.0946688362608674,0.08563776112220411,0.08514165845625518,0.08466273280752919,0.08464482162426551,0.08448367944289141,0.08239587896889762,0.08038937117381663,0.07635350906004042],"twin_dists":[0.15486343402063593,0.1981748175188651,0.19937150372157142,0.20763853363515627,0.21256356971424448,0.21297550259280199,0.21506090460365399,0.23037288579369108,0.23067981947166663,0.23226733639802255,0.24730388622548793,0.24791010893368434,0.2598795390069853,0.2775059615173579,0.27881264224344887,0.28020113500876426,0.2820023698893182,0.2879366859845164,0.28827682894906537,0.2886066967136326,0.288619062163549,0.28873040479581785,0.29018854213184864,0.2916180181235719,0.29458220923873407],"n_dims_used":45,"mean_confidence":0.8828658209906683},"coverage":{"mean_confidence":0.8828658209906683,"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}}