{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002345},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002053","480:4800001771","480:4800002002","480:4800002494","480:4800001884","480:4800002252","480:4800001887","480:4800002051","480:4800001543","480:4800001715","480:4800002495","480:4800002116","480:4800002344","480:4800002396","480:4800001770","480:4800002003","480:4800001998","480:4800001947","480:4800001885","480:4800002106","480:4800002161","480:4800002006","480:4800001516","480:4800002109","480:4800002397"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.37011752189491015,0.35926803973871685,0.34426120940220806,0.3303407225413811,0.30786589758637933,0.3017947098021973,0.2664408525515586,0.26587952900478345,0.25868052211094655,0.25355002059602105,0.25280711555565777,0.2519228531576733,0.24363318226797637,0.2107472267203084,0.20254309062858555,0.18491793941304274,0.17323758259846472,0.17225542837919086,0.16573213485422014,0.1622235590917008,0.1618916810062826,0.15934169211975135,0.1577827337480203,0.15642922301122064,0.1560734667557753],"twin_dists":[0.18311240628133524,0.18583278712768284,0.1896660777883433,0.193301991897065,0.19935551791836587,0.20103364658335524,0.21122902575602692,0.2113973673345066,0.21357633243416646,0.21515261383142192,0.21538253330366344,0.21565676227161043,0.2182580490998574,0.22919044949204734,0.2320942934362979,0.23861892412502494,0.24318742448349218,0.24358145192772956,0.24624027703788065,0.24770165998828972,0.2478410738145299,0.24891924454796524,0.24958459047537968,0.25016615233875683,0.2503196193096973],"n_dims_used":43,"mean_confidence":0.9202795694040697},"coverage":{"mean_confidence":0.9202795694040697,"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}}