{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007716},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009168","490:4900009467","490:4900009790","490:4900008611","490:4900009265","490:4900008952","490:4900011125","490:4900009169","490:4900009161","490:4900009580","490:4900009275","490:4900009473","490:4900009477","490:4900006374","490:4900009569","490:4900012143","490:4900011472","490:4900009567","490:4900011939","490:4900012068","490:4900009466","490:4900011999","490:4900008610","490:4900012067","490:4900008942"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5432633799921561,0.3906804905430375,0.3851456012524481,0.3812773829152627,0.3789517737754748,0.3726892718557141,0.37249202394904957,0.3718059268840165,0.34280795473420794,0.3349103732483727,0.32938234935823013,0.31724856403190127,0.2956632597594062,0.29131216933660126,0.28604023989537325,0.2836920502354423,0.28193302051055347,0.2675232720966814,0.26511984964187335,0.25534081798956976,0.2545330422969291,0.2535877103601975,0.2507606821684899,0.24229037189338246,0.2414008519842291],"twin_dists":[0.14346999310441205,0.17806215767176437,0.1794086967777171,0.18035523076878374,0.1809265189223438,0.18247344739982232,0.1825223768409412,0.18269267026676075,0.19004191507235285,0.1920994545297608,0.19355534727598078,0.1967990380532124,0.2027485182869105,0.20397819550591184,0.2054828464908646,0.206158390435358,0.20666665235994916,0.210905028422327,0.21162554881886014,0.2146001388317603,0.21484903849248327,0.2151409607623598,0.2160181114370994,0.2186847572443573,0.21896826549752443],"n_dims_used":45,"mean_confidence":0.9172537909613715},"coverage":{"mean_confidence":0.9172537909613715,"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}}