{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012365},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012296","490:4900012439","490:4900012584","490:4900012366","490:4900012436","490:4900012437","490:4900012435","490:4900012293","490:4900005166","490:4900005287","490:4900005030","490:4900012507","490:4900012364","490:4900012225","490:4900011496","490:4900012509","490:4900007293","490:4900003925","490:4900004477","490:4900010308","490:4900005164","490:4900005167","490:4900012294","490:4900005426","497:4970000438"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497],"twin_sims":[0.3899110282711211,0.20959178099530074,0.11697025430371995,0.09769110201749988,0.07911395050241003,0.07428051902332616,0.06949415840625811,0.06941623268435826,0.05558447532941302,0.055303203789400186,0.05186845431169016,0.046532586551646,0.04555025574232958,0.0437149678748144,0.04142983069343215,0.04036588602080249,0.03877956365047209,0.038462981777941045,0.038372533262232174,0.03692144501436546,0.0365935056230523,0.03517030434720583,0.03482260758392832,0.03443373146354591,0.03412487332521291],"twin_dists":[0.1782488137475891,0.22959469879741481,0.2690525226315958,0.28011640608974714,0.29254158667872227,0.2961540754559817,0.2999236153673582,0.29998670637956504,0.3122314133369298,0.3125053524512629,0.31594725860707945,0.3216906070303485,0.32280742299684145,0.32494922296296436,0.32772426885179484,0.32906054911891025,0.3311092365526165,0.33152655222366634,0.33164631464630295,0.33360115730941947,0.3340519507681064,0.33604898377193776,0.3365472981057859,0.3371096720423445,0.3375601944402349],"n_dims_used":44,"mean_confidence":0.8886449987238104},"coverage":{"mean_confidence":0.8886449987238104,"n_dims_used":44,"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}}