{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001139},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002129","490:4900001542","490:4900003708","494:4940008738","494:4940008496","494:4940007582","494:4940008736","490:4900003704","490:4900004541","494:4940008666","490:4900004124","494:4940008497","494:4940007591","490:4900001163","490:4900001979","490:4900001138","490:4900001295","490:4900003175","490:4900001009","490:4900000656","494:4940008536","490:4900003564","490:4900001417","494:4940008673","490:4900003176"],"twin_admin_codes":[490,490,490,494,494,494,494,490,490,494,490,494,494,490,490,490,490,490,490,490,494,490,490,494,490],"twin_sims":[0.46327310609989275,0.41090046709644346,0.3985998012833397,0.3849809132340116,0.3658022256788823,0.35840482989243666,0.34352573332409536,0.3382963363143775,0.33815268923952235,0.3355941603452635,0.3290917821484659,0.3262150481279813,0.2917528351175589,0.2719789339122575,0.2672873924195298,0.2624553156578334,0.26180395810068374,0.2448788962732714,0.24106299015400742,0.23868851796067683,0.2383781162159991,0.2357066686377917,0.23531131062153185,0.2349777420293185,0.2348257340924678],"twin_dists":[0.1611112291157042,0.17321617658012128,0.17615092400353974,0.17944890227807128,0.184189539915865,0.1860510050913576,0.18985617914838643,0.191214153664089,0.19125161444537334,0.19192028115553356,0.19363224157972975,0.1943955545658147,0.20385316398879524,0.2095798138316005,0.21097556406543075,0.2124291238673847,0.21262633691375266,0.21786355176975244,0.2190761263849846,0.21983694906499196,0.21993677044796522,0.22079939978874732,0.220927605360191,0.22103588371430177,0.22108525977665566],"n_dims_used":45,"mean_confidence":0.9203808254665798},"coverage":{"mean_confidence":0.9203808254665798,"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}}