{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000130},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000488","487:4870011499","487:4870004501","487:4870001712","487:4870003905","665:6650002731","487:4870000698","487:4870011010","487:4870004348","487:4870009964","487:4870000076","487:4870004179","487:4870009298","487:4870000780","487:4870009002","487:4870004045","487:4870009564","487:4870010222","487:4870010484","487:4870002154","487:4870001518","665:6650003861","487:4870001799","487:4870011140","487:4870008426"],"twin_admin_codes":[487,487,487,487,487,665,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,665,487,487,487],"twin_sims":[0.14882881112130208,0.13822456563532737,0.11649006277886671,0.1118602747163786,0.10106901126075356,0.1003412947062877,0.09362464195691154,0.09175869242448458,0.08745239121784863,0.08064932742538392,0.07989107648135603,0.07917273376174408,0.07912509901111002,0.07466785665758999,0.0744944579027571,0.07260874495523957,0.07157809078694678,0.0702067875566481,0.06996534567738956,0.0683082080797618,0.06508537564402705,0.06342506268254779,0.060544144289267826,0.058441629315309294,0.05818816527429829],"twin_dists":[0.2535021280184329,0.25837357474249106,0.269310293989338,0.27183848552384005,0.2780619576616715,0.2784999602247583,0.2826649913416742,0.28386374407834997,0.2867057324398556,0.29143121985668263,0.2919774386658413,0.2924987583460089,0.2925334621305459,0.29585770682324697,0.29599022779249684,0.29744773129098,0.2982573324878544,0.29934929920568165,0.2995433475994477,0.30089008542062146,0.30358729651596605,0.30501963778890434,0.30757955896238537,0.3095117387201694,0.3097485170775316],"n_dims_used":42,"mean_confidence":0.8876451764787946},"coverage":{"mean_confidence":0.8876451764787946,"n_dims_used":42,"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}}