{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005205},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005338","490:4900005203","490:4900005214","490:4900005209","490:4900003148","490:4900005343","490:4900004924","490:4900005215","490:4900005079","490:4900005210","490:4900003546","490:4900005345","490:4900005073","490:4900010609","490:4900005217","490:4900005074","494:4940008275","490:4900005213","490:4900003545","490:4900011039","490:4900013348","490:4900005071","490:4900005072","490:4900005204","490:4900005081"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490],"twin_sims":[0.057521281148290464,0.022768565744774618,0.019168660677802495,0.00967254225374187,0.008170321284736942,0.007736191976898218,0.005235407847728719,0.00451631052265347,0.003778552247807698,0.003257912678972381,0.0030608878635511355,0.002391355573874154,0.0022609669747202686,0.00221255628666492,0.0020600072116536998,0.0019988855533868174,0.0018510466207413184,0.0014347601228271837,0.0013562332936731636,0.0013540921159534685,0.0011851849432875175,0.001065984355349117,0.0009765880157630751,0.0009568879937007787,0.0008712301825463428],"twin_dists":[0.31037558624067796,0.35720793778227655,0.36524430939734304,0.39557236509638344,0.40270503961262416,0.4049854588252916,0.4209340339353688,0.42681348424438553,0.43380467551214863,0.4395313617151514,0.4419188266208372,0.45124216894503316,0.45333313272567594,0.45413773915561545,0.45678339048876987,0.45789425220885016,0.4607160488862721,0.4699503470632126,0.47196624770451795,0.47202271176911903,0.4767599009679475,0.4804954676449087,0.4835604309534757,0.48427074602497855,0.48752621066717416],"n_dims_used":45,"mean_confidence":0.9354560004340278},"coverage":{"mean_confidence":0.9354560004340278,"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}}