{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001872},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001814","477:4770001994","477:4770002058","477:4770003280","477:4770002056","477:4770001881","477:4770001871","477:4770003488","477:4770003427","477:4770002005","477:4770003351","477:4770003276","477:4770003279","477:4770003423","477:4770003114","477:4770002395","477:4770001989","477:4770002888","477:4770002132","477:4770002117","477:4770003112","477:4770001813","477:4770001866","477:4770003424","477:4770002258"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9787638901061241,0.93716527759109,0.8944033100978933,0.8694997882519605,0.8443074276761081,0.833884968923881,0.8321387515414215,0.8316001740052942,0.8311214047304426,0.79594230928581,0.7933482385180066,0.7921921456013786,0.7838488597269546,0.7779371137015928,0.7759025449793032,0.7758386288378996,0.7731777263202151,0.7685395127142829,0.761917728038791,0.7611931425818871,0.7590376415613306,0.7490222900308884,0.7449493144326867,0.7385764158649551,0.7306895729315741],"twin_dists":[0.026909316870198333,0.04678929958579621,0.0613575450981587,0.06868314703150798,0.07555940960960963,0.07828314688948382,0.07873352699235696,0.0788721065016955,0.07899516803527463,0.08774529733887816,0.08837059677430112,0.08864850605963438,0.09064068000895688,0.09203870350491088,0.09251738398618807,0.09253240192608438,0.09315656055979643,0.09423972410372332,0.09577601926469584,0.09594343629140524,0.0964406893361007,0.09873648190321781,0.09966360280324954,0.10110721878702528,0.10288265880283853],"n_dims_used":45,"mean_confidence":0.9225351121690538},"coverage":{"mean_confidence":0.9225351121690538,"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}}