{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002660},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002908","480:4800002698","480:4800002646","480:4800002657","480:4800003348","480:4800002943","480:4800003116","480:4800002600","480:4800003025","480:4800002953","480:4800003296","480:4800003339","480:4800002712","480:4800002850","480:4800003250","480:4800003194","480:4800003702","480:4800002851","480:4800003073","480:4800002901","480:4800003443","487:4870009023","480:4800002954","480:4800002654","480:4800003400"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,487,480,480,480],"twin_sims":[0.6748331053450235,0.4656205416337017,0.45198105386577814,0.4371025086808584,0.4337501355906922,0.4074933319188971,0.4041913906234805,0.4017212703084648,0.4013985362478166,0.3996076739718834,0.3740719021882247,0.35765169673714353,0.3062457521527291,0.2824982240153656,0.27499630695738536,0.26122462244360295,0.23542216339095692,0.2347893549757147,0.2268111136259921,0.21446835211418297,0.2106128239723593,0.2056274086155537,0.1981048944380862,0.1972985536424265,0.1894971770149624],"twin_dists":[0.11518481368752866,0.1605812052291845,0.16367432107668073,0.1670882132989648,0.16786362995911033,0.17402509716368522,0.17481190650567788,0.17540238665966829,0.17547965668048246,0.1759089429963993,0.18213082892908988,0.1862416160539845,0.1998014529983471,0.20650313153270866,0.20868996355042735,0.21280200233559388,0.22089164413138254,0.22109707974733647,0.22371895143127113,0.22789868599147534,0.22923739472525181,0.2309933365721556,0.2336989268054446,0.2339931158429665,0.2368834567762167],"n_dims_used":43,"mean_confidence":0.9131361495616824},"coverage":{"mean_confidence":0.9131361495616824,"n_dims_used":43,"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}}