{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001172},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810004592","481:4810003395","470:4700002572","481:4810002403","479:4790000544","479:4790002183","470:4700008389","481:4810002154","499:4990002916","481:4810001400","470:4700006007","499:4990002291","481:4810003590","470:4700000476","488:4880000434","488:4880000012","481:4810003377","485:4850004659","481:4810001950","481:4810004416","496:4960004112","481:4810004327","488:4880002770","488:4880003824","481:4810004122"],"twin_admin_codes":[481,481,470,481,479,479,470,481,499,481,470,499,481,470,488,488,481,485,481,481,496,481,488,488,481],"twin_sims":[0.5062844105148038,0.4606381022725188,0.42990897143554024,0.41963701062800157,0.3554615178877652,0.3213769028686701,0.31223734559232,0.30542149256756873,0.3044916317564266,0.303701437181265,0.2981244306596913,0.29737322051885956,0.2869693636017253,0.28247875841593656,0.26388560802459593,0.2625921783310357,0.2591553779774862,0.2573318316714633,0.25723747661311863,0.24707669738021537,0.24551750573387623,0.24177445397668496,0.24168374824310654,0.241059103621294,0.23985199664849421],"twin_dists":[0.15153149331872387,0.16170730481213436,0.168755071396034,0.1711551808547943,0.1867971060355372,0.1956877727159411,0.19815898897040446,0.20002884805766133,0.20028580271950405,0.2005045200912169,0.2020576844619438,0.20226818721086964,0.20521647010362812,0.20650875989643008,0.21199714332918632,0.21238772462542563,0.21343144134534803,0.2139887703663159,0.2140176757465819,0.21717068517896804,0.21766181616912594,0.21884910858775436,0.2188780273716137,0.2190773677134024,0.21946353852337613],"n_dims_used":43,"mean_confidence":0.9123801297919695},"coverage":{"mean_confidence":0.9123801297919695,"n_dims_used":43,"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}}