{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960006238},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960007018","496:4960011570","496:4960006233","496:4960005968","490:4900004461","466:4660013783","466:4660000028","490:4900001218","493:4930007172","494:4940008837","496:4960005705","466:4660000029","496:4960011995","496:4960011652","490:4900000726","490:4900002046","496:4960011472","496:4960005702","496:4960011749","496:4960006633","487:4870003007","496:4960009185","496:4960005839","496:4960011215","490:4900002494"],"twin_admin_codes":[496,496,496,496,490,466,466,490,493,494,496,466,496,496,490,490,496,496,496,496,487,496,496,496,490],"twin_sims":[0.5300062992120899,0.49058992454755107,0.4433783859426319,0.44238965475336267,0.42861437659915913,0.411931868409316,0.3948945107413517,0.39215870651909795,0.3828026541071809,0.3496575956158837,0.3355090089537128,0.3273905558760814,0.31490421654578155,0.30984564125324193,0.30774026932306614,0.28782502242140745,0.2838990456926436,0.2809530562213609,0.27673515935161996,0.25142956765748686,0.2512827333261947,0.2464316375758254,0.24518140904339944,0.24454910179431513,0.24189412120833384],"twin_dists":[0.1463457150637918,0.15499709988965005,0.16564285276570317,0.1658700304566177,0.16905624408041448,0.17297188294251778,0.17704294716556065,0.17770405395434055,0.17998145771220614,0.1882777771688845,0.19194258265409714,0.19408319802100035,0.19743372109864168,0.19881243503321258,0.19939004788966527,0.20497161279078735,0.20609870548956916,0.20695063983005435,0.20817987730912538,0.21581000739303377,0.21585566028404296,0.21737363064166254,0.21776794631945903,0.21796786605491653,0.21881096705564665],"n_dims_used":45,"mean_confidence":0.9220221625434027},"coverage":{"mean_confidence":0.9220221625434027,"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}}