{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001848},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001014","474:4740001239","474:4740002489","474:4740001343","474:4740001850","474:4740002383","474:4740001244","474:4740001029","474:4740001944","474:4740001954","474:4740001744","474:4740001329","474:4740000925","474:4740001345","474:4740001032","474:4740002381","474:4740002676","474:4740003047","474:4740001022","474:4740000917","474:4740001561","474:4740002485","474:4740001025","474:4740001447","474:4740001024"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.8336720497024186,0.8322575535344703,0.7771232947068859,0.7711013401048161,0.7452329319826407,0.7299083949902574,0.7089237461492688,0.6389869325418671,0.5984960317304161,0.5762310054720332,0.5643313391857159,0.5412858443273771,0.5309957004514656,0.5232942157422307,0.5013366448324661,0.4901381484416431,0.4896548578068217,0.46196697623629335,0.45881830205189383,0.43465957882469225,0.434377532576359,0.42674113019053095,0.4217071969556195,0.4139391071264536,0.41054313362337785],"twin_dists":[0.07833815048069295,0.07870293770643422,0.09223032134627035,0.093642202629779,0.09959915987630162,0.10305787940190377,0.10772653206762511,0.12291798956274988,0.13159501703459048,0.13636779699787618,0.13892487831203065,0.14389809257092778,0.14613059874537507,0.147807371169503,0.1526207545175805,0.15509732773701235,0.1552045777419066,0.16140654461400783,0.16211967550437298,0.16765303660225842,0.16771832916629165,0.1694926947599066,0.17066951132694055,0.1724972191012865,0.1733008757296171],"n_dims_used":45,"mean_confidence":0.9184286329481337},"coverage":{"mean_confidence":0.9184286329481337,"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}}