{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010005},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009406","490:4900010011","490:4900008980","490:4900010006","490:4900010010","490:4900009507","490:4900008624","490:4900001662","490:4900009801","490:4900009613","490:4900010378","490:4900009999","490:4900007851","490:4900009793","490:4900007963","490:4900009702","490:4900010013","490:4900009394","466:4660003669","490:4900009485","490:4900009491","490:4900009698","490:4900010287","490:4900009408","490:4900009695"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490],"twin_sims":[0.7185281082883007,0.466084562396944,0.44572511767668477,0.40320920129776927,0.3825112965297866,0.2857130585955028,0.2794557762229987,0.2718668689503197,0.25979888364386705,0.22857262529820785,0.22278788996398696,0.21792244606527955,0.20457545040756844,0.2036741395769459,0.19663037727654015,0.1939113676260832,0.19102524947400218,0.189829080866057,0.18507890073344943,0.1846118889098869,0.16727525494286358,0.16372614605566652,0.16233140231446105,0.1615747552565911,0.15689091938939276],"twin_dists":[0.10559849352877386,0.16047654456139485,0.1651044298544951,0.17504650311276024,0.18005280058032572,0.20557677181686038,0.20738570442130563,0.20961297943849322,0.21323535725866355,0.2231348983054372,0.2250642896568884,0.2267130976050546,0.23136755687420724,0.23168923606098646,0.23423752726638125,0.23523809143090166,0.23631087941701412,0.2367588169823671,0.23855741319087703,0.23873598452068623,0.24560461176880108,0.2470730340378031,0.24765640222683147,0.24797440018252986,0.24996736432681113],"n_dims_used":45,"mean_confidence":0.919325934516059},"coverage":{"mean_confidence":0.919325934516059,"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}}