{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001938},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003003","490:4900002405","490:4900001524","490:4900001789","490:4900002853","494:4940008990","490:4900003825","490:4900002416","490:4900003972","490:4900009974","490:4900002551","490:4900002700","490:4900001795","490:4900003834","490:4900004113","490:4900003968","490:4900004525","490:4900004254","490:4900001657","490:4900002407","490:4900004385","490:4900004390","490:4900003682","490:4900008303","494:4940008978"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.25574452286355487,0.19530278963032996,0.1919673122878899,0.18224736738163463,0.16215379845676092,0.15928511370392795,0.15519345567360876,0.15026408554838683,0.14853711331909503,0.13656961925107133,0.1343723570993176,0.13331118899851738,0.10576452991157936,0.0993574525598365,0.09870133488272614,0.09629160967884581,0.09581543773857976,0.09113206085831703,0.08776229985017762,0.08609979884962994,0.0820067499609857,0.07982818077023267,0.07649966770564293,0.07490939388790141,0.07319656102010162],"twin_dists":[0.2144759324110773,0.23472485656423084,0.23595947485391724,0.2396450257000174,0.24773094753515718,0.24894330848594742,0.25070034219321324,0.25286272259756687,0.2536326327926208,0.2591587233527142,0.2602122489984796,0.2607256851974805,0.2752934818865218,0.27909609106532307,0.27949622182646805,0.28098393146721923,0.2812813635398789,0.2842706357792864,0.2864975411141483,0.28762130769583666,0.29046357039932247,0.2920229331067575,0.2944726870570249,0.2956735240880413,0.2969901463916245],"n_dims_used":45,"mean_confidence":0.9174141777886284},"coverage":{"mean_confidence":0.9174141777886284,"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}}