{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001807},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003507","477:4770002597","477:4770002591","477:4770003347","477:4770002805","477:4770003274","477:4770002397","477:4770001809","477:4770003367","477:4770002396","477:4770002799","477:4770002883","477:4770002730","477:4770003032","477:4770001883","477:4770002596","477:4770002590","477:4770003208","477:4770002111","477:4770002882","477:4770002732","477:4770002728","477:4770002800","477:4770002003","477:4770002729"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8129548778746777,0.7890042796006747,0.7786350962450468,0.7772589829260576,0.7612786550403287,0.7534882335931284,0.750066698307132,0.7423211062812671,0.7390709580432168,0.7385082755261142,0.7332643114879227,0.7296445688622368,0.7204042944844351,0.7148181670345235,0.7045652221165519,0.6994173119160143,0.6990768041341292,0.693864818749539,0.6937203042830402,0.6903492080313419,0.685870673070571,0.6798402884829535,0.6672716249997251,0.6584299522291059,0.6483722186581024],"twin_dists":[0.08358100288119676,0.08941243653925134,0.0918742016511083,0.09219838660017009,0.09592368537460821,0.09771566490912553,0.09849815808246602,0.10025997027590904,0.10099548922453552,0.10112260959296769,0.10230434438058732,0.10311703145422647,0.1051811296596062,0.10642215056797454,0.1086878564328606,0.10982002678376927,0.1098947946068486,0.11103746467143369,0.11106910186674492,0.1118064276228172,0.11278403853697376,0.11409713989901589,0.11682325020701527,0.11873357449043458,0.12090056915129516],"n_dims_used":45,"mean_confidence":0.9223208957248263},"coverage":{"mean_confidence":0.9223208957248263,"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}}