{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002463},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002384","489:4890002545","489:4890002219","489:4890002216","489:4890002136","489:4890002467","489:4890002465","489:4890001884","489:4890001882","489:4890002303","489:4890001886","489:4890001716","489:4890001801","489:4890002708","489:4890002137","489:4890001550","489:4890001472","489:4890001548","489:4890001888","489:4890001800","489:4890001469","500:5000003813","489:4890002382","485:4850005453","485:4850005587"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,500,489,485,485],"twin_sims":[0.9544544324461157,0.8330045955460182,0.7602036920437111,0.6698776883474518,0.6661668082519038,0.6040481070274832,0.589429910088633,0.5543752557082487,0.5349739070044675,0.524223036700803,0.5219337222107672,0.5100342795248387,0.4879012868567748,0.4778159701168114,0.40287664087023783,0.38888090799620467,0.3862764608998928,0.33481825937829457,0.33360407229493766,0.3252258315408377,0.31715941659539765,0.3032756098957559,0.2843261114532662,0.2808352777956291,0.2749176966916268],"twin_dists":[0.0396555011662972,0.0785104155591501,0.09617183699246856,0.11625908807767765,0.1170622633266144,0.13040607140339391,0.13353718067446313,0.1410694582253574,0.14526649280020953,0.14760485945637503,0.1481041490490228,0.15070783923158373,0.15559399103405347,0.15784208284840814,0.17512599356210853,0.17849897102452067,0.17913283903867172,0.1921236063808014,0.1924422990256929,0.19465889285809404,0.19682312425748993,0.20062252145644432,0.205975648446445,0.2069848116489037,0.2087130701783226],"n_dims_used":45,"mean_confidence":0.9181022644042969},"coverage":{"mean_confidence":0.9181022644042969,"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}}