{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002259},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660002635","466:4660002443","470:4700003496","490:4900007263","470:4700006765","490:4900004872","487:4870005866","466:4660002637","496:4960004410","466:4660001724","466:4660010102","496:4960004251","466:4660002632","493:4930001894","490:4900001903","493:4930006926","466:4660002035","466:4660009084","466:4660009050","487:4870004994","496:4960005623","466:4660005112","466:4660002886","466:4660002190","480:4800005831"],"twin_admin_codes":[466,466,470,490,470,490,487,466,496,466,466,496,466,493,490,493,466,466,466,487,496,466,466,466,480],"twin_sims":[0.22694171853457148,0.20129133642298058,0.18399220395414592,0.17192235285545562,0.16114756465640911,0.15765092580866386,0.1536410442196154,0.14896350747614515,0.14617500365383015,0.1372090775099191,0.1306207558016105,0.12547679147126373,0.12445678872133221,0.11875966887585268,0.11538189740022482,0.11100503064395885,0.10918945831375584,0.10832955762607228,0.10741366291645242,0.10632548137683284,0.10356310811841592,0.10317545694046901,0.10191660219440231,0.10174882285866062,0.09666381456474415],"twin_dists":[0.22367554468734743,0.2325443938643968,0.23897342518378253,0.2437154424452459,0.24815441413664355,0.24964106392927776,0.25137583814791387,0.25344192891419715,0.25469646730609036,0.2588545086715762,0.26204134858517947,0.2646148913754268,0.26513466737631547,0.26809903417027003,0.26990829577150444,0.27231429881337244,0.27333385683121986,0.27382132974810247,0.2743438549439138,0.27496918429767325,0.27657924644501897,0.2768078583108332,0.2775549017663527,0.2776550104460259,0.2807522448724282],"n_dims_used":43,"mean_confidence":0.918226020280705},"coverage":{"mean_confidence":0.918226020280705,"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}}