{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003068},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001908","489:4890001654","489:4890002472","489:4890003428","489:4890001735","489:4890002817","489:4890001903","489:4890002582","489:4890003332","489:4890003430","489:4890001905","489:4890002555","489:4890001738","489:4890003562","489:4890003560","489:4890001650","489:4890002151","489:4890003535","489:4890001990","489:4890002556","489:4890002807","489:4890002808","489:4890001989","489:4890003532","489:4890002906"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8949482118648822,0.8812971698236971,0.8594063595673862,0.8022979103271303,0.7941705965299191,0.7939740318664762,0.7883239663522511,0.7485980891827342,0.7228948720945423,0.6800545082377945,0.6777776137737217,0.6757436767149354,0.6700582272444155,0.6626742017319676,0.6585497704440554,0.6557265921577065,0.6479588305925006,0.6471769564899857,0.6470347170837331,0.6465847127116451,0.6399515623155237,0.6380711051316029,0.6348308590210008,0.631227736940918,0.61864847636345],"twin_dists":[0.06118988642188628,0.06528964998743907,0.0714931408400987,0.08620287009649738,0.08817262708078533,0.08821996865898632,0.08957501835362403,0.0988332110065011,0.10462620866099019,0.11405055493032067,0.11454547632394035,0.11498718500649864,0.11621998503270592,0.11781725155484232,0.11870772242860313,0.11931661208986281,0.12098951622031501,0.12115772541619736,0.12118832294559474,0.12128511812489053,0.12271081354692717,0.12311465046803848,0.12381019808489062,0.12458322379164308,0.12727939055892426],"n_dims_used":45,"mean_confidence":0.9140979342990452},"coverage":{"mean_confidence":0.9140979342990452,"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}}