{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001850},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004318","490:4900002494","496:4960005968","494:4940008837","487:4870002645","466:4660013783","487:4870001598","487:4870003007","487:4870002033","490:4900006051","487:4870002897","487:4870001583","496:4960006238","469:4690004234","490:4900004461","487:4870002762","466:4660014159","490:4900001218","487:4870001582","469:4690002422","496:4960005705","487:4870002760","494:4940008567","490:4900002933","487:4870001678"],"twin_admin_codes":[490,490,496,494,487,466,487,487,487,490,487,487,496,469,490,487,466,490,487,469,496,487,494,490,487],"twin_sims":[0.5493626994936962,0.42835815379080483,0.3400428545163836,0.30334792422012724,0.29455957596003507,0.2931908704707737,0.2764665797572431,0.25212340057060234,0.24898056018722156,0.24796963343609996,0.2346673718051492,0.2260797358150173,0.2225917491767302,0.2137149096180366,0.21244555327653467,0.2064500282333392,0.20491722152195155,0.2038632233244369,0.19651613148289207,0.19555131384571542,0.19011520520527145,0.18692415175479493,0.1855300472684431,0.18408558904818528,0.17845910775002619],"twin_dists":[0.14215133752089637,0.16911589549638095,0.19075937342517738,0.20060247559236918,0.2030594151328022,0.20344592381687973,0.2082585359451969,0.2155945144747036,0.21657367764150393,0.21689031494659297,0.22113672216288416,0.22396233281549124,0.22513028981942945,0.22815900673250392,0.22859898701351147,0.23070161176289225,0.2312458321479286,0.2316216710330567,0.23427937464213427,0.234633454234518,0.23665149098306834,0.23785492796763663,0.2383852090904816,0.23893760741069514,0.24111895795947802],"n_dims_used":45,"mean_confidence":0.9163961622450086},"coverage":{"mean_confidence":0.9163961622450086,"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}}