{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000805},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001007","480:4800001085","480:4800000848","480:4800001147","480:4800001148","480:4800000888","480:4800000966","480:4800001095","480:4800000927","480:4800001208","480:4800001142","480:4800002586","489:4890002915","480:4800000928","489:4890002978","480:4800003179","480:4800002638","480:4800000926","489:4890003424","480:4800001078","489:4890002225","466:4660001784","489:4890003483","489:4890002564","469:4690004058"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,489,480,489,480,480,480,489,480,489,466,489,489,469],"twin_sims":[0.42204278752910257,0.4012264997216115,0.3921248862856447,0.31772853377956434,0.28018492857239985,0.2684297731174374,0.23966076040885853,0.21918676436216894,0.20248360422416448,0.19140617703924764,0.18091525142237014,0.16615951497235568,0.1610500757185957,0.15343866668166223,0.14965075116689122,0.14461187507230228,0.14307617369038494,0.1424902271219321,0.14183856084917826,0.14177686179644794,0.13916342145569854,0.13769591917862428,0.13531690223865064,0.13418024590616218,0.13215203092906633],"twin_dists":[0.17059087598084408,0.17552085769400347,0.17771223999356453,0.19666942353727435,0.20717365837178323,0.210634313909462,0.21952483347682372,0.22628229176871925,0.23211563996828877,0.23616864206295116,0.24016083002531868,0.24606379826246583,0.2481955435666329,0.25146426598936206,0.25313540602122114,0.2554074730133792,0.25611157400073764,0.2563817028869392,0.25668310107113773,0.25671169046085895,0.2579312773393679,0.25862361009499935,0.25975779471391175,0.26030497380947915,0.26129005679447365],"n_dims_used":43,"mean_confidence":0.9162673063056413},"coverage":{"mean_confidence":0.9162673063056413,"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}}